inform((_:search,area,'centre');(_:search,food,'Weish');(_:search,type,'Restaurant'))
user
I need to find a restaurant that serves Weish food in the centre of town please .
canthelp((_:search,type,'Restaurant'))
system
I 'm sorry , but there are no restaurants that match your criteria . Would you like to broaden your search ?
inform((_:search,area,'north');(_:search,food,'Weish');(_:search,pricerange,'cheap');(_:search,type,'Restaurant'))
user
Yes , are there any Weish restaurants in the cheap price range that are in north Cambridge ?
canthelp((_:search,area,'all of cambridge');(_:search,food,'welsh');(_:search,type,'Restaurant'))
system
I 'm sorry , but there are no welsh restaurants in all of cambridge .
inform((_:search,food,'chinese');(_:search,pricerange,'cheap');(_:search,type,'Restaurant'))
user
Can you change my food preference to Chinese then ? I still want to be in the cheap range and center of town .
inform((_:result,address,'12 Lensfield Road City Centre');(_:result,address,'88 Mill Road City Centre');(_:result,address,'Regent Street City Centre');(_:result,count,'3');(_:result,name,'Charlie Chan');(_:result,name,'Golden House');(_:result,name,'Rice House');(_:result,type,'Restaurant'))
system
I found 3 options for you : Charlie Chan at Regent Street City Centre , Rice House at 88 Mill Road City Centre , and Golden House at 12 Lensfield Road City Centre
inform((_:search,name,'charlie chan');(_:search,people,'4');(_:search,type,'Restaurant'))
user
Please book a table for 4 at Charlie Chan .
request((_:booking,day,?);(_:booking,duration,?);(_:booking,type,'Booking'))
system
I can not book a reservation for you until I know what time and day your planning on going there .
inform((_:search,day,'wednesday');(_:search,duration,'16:45');(_:search,people,'4');(_:search,type,'Restaurant')) request((_:result,ref,?);(_:result,type,'Restaurant'))
user
I apologize . I would like a table for 4 at 16:45 on Wednesday . Please tell me my reference number , if you do n't mind .
reqmore() inform((_:booking,day,'Wednesday');(_:booking,duration,'16:45');(_:booking,name,"Charlie Chan 's");(_:booking,people,'four');(_:booking,ref,'YHXA6WCS');(_:booking,type,'Booking'))
system
I have confirmed your reservation at Charlie Chan 's on Wednesday at 16:45 for four . The reference number is YHXA6WCS . Is there anything else you need help with ?
inform((_:search,arrive_by,'11:30');(_:search,destination,'cambridge');(_:search,type,'Train'))
user
Yes , I 'm also looking for a train to Cambridge arriving by 11:30 .
inform((_:result,count,'420');(_:result,type,'Train')) request((_:search,day,?);(_:search,departure,?);(_:search,type,'Train'))
system
There are 420 trains that meet those criteria . Where are you departing from and on what day ?
inform((_:search,day,'wednesday');(_:search,departure,'stansted airport');(_:search,type,'Train'))
user
It should be on Wednesday as well , and depart from the stansted airport
inform((_:result,arrive_by,'11:30');(_:result,count,'6');(_:result,type,'Train')) request((_:search,arrive_by,?);(_:search,type,'Train'))
system
There are 6 trains that will arrive prior to 11:30 . Do you prefer a particular arrival time ?
inform((_:search,arrive_by,'11:30');(_:search,type,'Train'))
user
Yes I need to arrive by 11:30 as I stated earlier .
inform((_:result,arrive_by,'9:52');(_:result,id,'TR3828');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
I found one that arrives by 9:52 it is TR3828 , would you like to book that ?
inform((_:search,people,'4');(_:search,type,'Train')) request((_:result,ref,?);(_:result,type,'Train'))
user
Sure that sounds good , I will need 4 tickets please , and the reference number .
inform((_:booking,category,'Train');(_:booking,ref,'67WHT21L');(_:booking,ticket,'40.4 GBP');(_:booking,type,'Booking'))
system
Booking was successful , the total fee is 40.4 GBP payable at the station . Reference number is : 67WHT21L .
thank()
user
Perfect , thank you !
thank() reqmore()
system
You 're welcome . Can I help you with anything else ?
thank()
user
No , thank you . That 's all I need today .
system
Thank you for using our service .   Have a wonderful day !
_:search area centre
_:search food Weish
_:search type Restaurant
_:system canthelp _:search/b13ef7be
_:search/b13ef7be type Restaurant
_:search area north
_:search food Weish
_:search pricerange cheap
_:search type Restaurant
_:system canthelp _:search/b13ef7be
_:search/b13ef7be type Restaurant
_:search area north
_:system canthelp _:search/4afa8c39
_:search/4afa8c39 area all of cambridge
_:search/4afa8c39 food welsh
_:search/4afa8c39 type Restaurant
_:search food chinese
_:search pricerange cheap
_:search type Restaurant
_:system canthelp _:search/b13ef7be
_:search/b13ef7be type Restaurant
_:search area north
_:system canthelp _:search/4afa8c39
_:search/4afa8c39 area all of cambridge
_:search/4afa8c39 food welsh
_:search/4afa8c39 type Restaurant
_:search food chinese
_:search pricerange cheap
_:result address 12 Lensfield Road City Centre
_:result address 88 Mill Road City Centre
_:result address Regent Street City Centre
_:result count 3
_:result name Charlie Chan
_:result name Golden House
_:result name Rice House
_:result type Restaurant
_:search name charlie chan
_:search people 4
_:search type Restaurant
_:system canthelp _:search/b13ef7be
_:search/b13ef7be type Restaurant
_:search area north
_:system canthelp _:search/4afa8c39
_:search/4afa8c39 area all of cambridge
_:search/4afa8c39 food welsh
_:search/4afa8c39 type Restaurant
_:search food chinese
_:search pricerange cheap
_:result address 12 Lensfield Road City Centre
_:result address 88 Mill Road City Centre
_:result address Regent Street City Centre
_:result count 3
_:result name Charlie Chan
_:result name Golden House
_:result name Rice House
_:result type Restaurant
_:search name charlie chan
_:booking day ?
_:booking duration ?
_:booking type Booking
_:search day wednesday
_:search duration 16:45
_:search people 4
_:search type Restaurant
_:result ref ?
_:system canthelp _:search/b13ef7be
_:search/b13ef7be type Restaurant
_:search area north
_:system canthelp _:search/4afa8c39
_:search/4afa8c39 area all of cambridge
_:search/4afa8c39 food welsh
_:search/4afa8c39 type Restaurant
_:search food chinese
_:search pricerange cheap
_:result address 12 Lensfield Road City Centre
_:result address 88 Mill Road City Centre
_:result address Regent Street City Centre
_:result count 3
_:result name Charlie Chan
_:result name Golden House
_:result name Rice House
_:result type Restaurant
_:search name charlie chan
_:search day wednesday
_:search duration 16:45
_:search people 4
_:result ref ?
_:system inquired _:user
_:booking day Wednesday
_:booking duration 16:45
_:booking name Charlie Chan 's
_:booking people four
_:booking ref YHXA6WCS
_:booking type Booking
_:search arrive_by 11:30
_:search destination cambridge
_:search type Train
_:system canthelp _:search/b13ef7be
_:search/b13ef7be type Restaurant
_:search area north
_:system canthelp _:search/4afa8c39
_:search/4afa8c39 area all of cambridge
_:search/4afa8c39 food welsh
_:search/4afa8c39 type Restaurant
_:search food chinese
_:search pricerange cheap
_:result address 12 Lensfield Road City Centre
_:result address 88 Mill Road City Centre
_:result address Regent Street City Centre
_:result name Charlie Chan
_:result name Golden House
_:result name Rice House
_:search name charlie chan
_:search duration 16:45
_:search people 4
_:result ref ?
_:system inquired _:user
_:booking day Wednesday
_:booking duration 16:45
_:booking name Charlie Chan 's
_:booking people four
_:booking ref YHXA6WCS
_:booking type Booking
_:search arrive_by 11:30
_:search destination cambridge
_:result count 420
_:result type Train
_:search day wednesday
_:search departure stansted airport
_:search type Train
_:system canthelp _:search/b13ef7be
_:search/b13ef7be type Restaurant
_:search area north
_:system canthelp _:search/4afa8c39
_:search/4afa8c39 area all of cambridge
_:search/4afa8c39 food welsh
_:search/4afa8c39 type Restaurant
_:search food chinese
_:search pricerange cheap
_:result address 12 Lensfield Road City Centre
_:result address 88 Mill Road City Centre
_:result address Regent Street City Centre
_:result name Charlie Chan
_:result name Golden House
_:result name Rice House
_:search name charlie chan
_:search duration 16:45
_:search people 4
_:result ref ?
_:system inquired _:user
_:booking day Wednesday
_:booking duration 16:45
_:booking name Charlie Chan 's
_:booking people four
_:booking ref YHXA6WCS
_:booking type Booking
_:search destination cambridge
_:search day wednesday
_:search departure stansted airport
_:result arrive_by 11:30
_:result count 6
_:result type Train
_:search arrive_by 11:30
_:search type Train
_:system canthelp _:search/b13ef7be
_:search/b13ef7be type Restaurant
_:search area north
_:system canthelp _:search/4afa8c39
_:search/4afa8c39 area all of cambridge
_:search/4afa8c39 food welsh
_:search/4afa8c39 type Restaurant
_:search food chinese
_:search pricerange cheap
_:result address 12 Lensfield Road City Centre
_:result address 88 Mill Road City Centre
_:result address Regent Street City Centre
_:result name Charlie Chan
_:result name Golden House
_:result name Rice House
_:search name charlie chan
_:search duration 16:45
_:result ref ?
_:system inquired _:user
_:booking day Wednesday
_:booking duration 16:45
_:booking name Charlie Chan 's
_:booking people four
_:booking ref YHXA6WCS
_:booking type Booking
_:search destination cambridge
_:search day wednesday
_:search departure stansted airport
_:result count 6
_:search arrive_by 11:30
_:result arrive_by 9:52
_:result id TR3828
_:result type Train
_:system offered _:booking
_:booking category Train
_:search people 4
_:search type Train
_:system canthelp _:search/b13ef7be
_:search/b13ef7be type Restaurant
_:search area north
_:system canthelp _:search/4afa8c39
_:search/4afa8c39 area all of cambridge
_:search/4afa8c39 food welsh
_:search/4afa8c39 type Restaurant
_:search food chinese
_:search pricerange cheap
_:result address 12 Lensfield Road City Centre
_:result address 88 Mill Road City Centre
_:result address Regent Street City Centre
_:result name Charlie Chan
_:result name Golden House
_:result name Rice House
_:search name charlie chan
_:search duration 16:45
_:result ref ?
_:system inquired _:user
_:booking day Wednesday
_:booking duration 16:45
_:booking name Charlie Chan 's
_:booking people four
_:search destination cambridge
_:search day wednesday
_:search departure stansted airport
_:result count 6
_:search arrive_by 11:30
_:result arrive_by 9:52
_:result id TR3828
_:result type Train
_:system offered _:booking
_:search people 4
_:search type Train
_:booking category Train
_:booking ref 67WHT21L
_:booking ticket 40.4 GBP
_:booking type Booking
_:system canthelp _:search/b13ef7be
_:search/b13ef7be type Restaurant
_:search area north
_:system canthelp _:search/4afa8c39
_:search/4afa8c39 area all of cambridge
_:search/4afa8c39 food welsh
_:search/4afa8c39 type Restaurant
_:search food chinese
_:search pricerange cheap
_:result address 12 Lensfield Road City Centre
_:result address 88 Mill Road City Centre
_:result address Regent Street City Centre
_:result name Charlie Chan
_:result name Golden House
_:result name Rice House
_:search name charlie chan
_:search duration 16:45
_:result ref ?
_:booking day Wednesday
_:booking duration 16:45
_:booking name Charlie Chan 's
_:booking people four
_:search destination cambridge
_:search day wednesday
_:search departure stansted airport
_:result count 6
_:search arrive_by 11:30
_:result arrive_by 9:52
_:result id TR3828
_:result type Train
_:system offered _:booking
_:search people 4
_:search type Train
_:booking category Train
_:booking ref 67WHT21L
_:booking ticket 40.4 GBP
_:booking type Booking
_:system inquired _:user