inform((_:search,day,'thursday');(_:search,destination,'cambridge');(_:search,type,'Train'))
user
Can you help me find a train leaving on thursday going to cambridge ?
request((_:search,departure,?);(_:search,type,'Train'))
system
sure , where are you departing from ?
inform((_:search,departure,'broxbourne');(_:search,leave_at,'17:00');(_:search,type,'Train'))
user
Departing from Broxbourne and leaving after 17:00 .
inform((_:result,id,'TR1828');(_:result,leave_at,'17:32');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
TR1828 is leaving at 17:32 , would you like to do that ?
inform((_:search,people,'two');(_:search,type,'Train'))
user
Yes please . I need reservations for two people .
reqmore() inform((_:booking,category,'Train');(_:booking,ref,'8BR3OQ5V');(_:booking,ticket,'35.79 GBP');(_:booking,type,'Booking'))
system
Booking was successful , the total fee is 35.79 GBP payable at the station . Reference number is : 8BR3OQ5V .   What else can I assist you with today ?
inform((_:search,area,'north');(_:search,pricerange,'expensive');(_:search,type,'Hotel'))
user
Thanks .   I am also looking for an expensive place to stay in the north part of town .
canthelp((_:search,area,'north');(_:search,pricerange,'expensive');(_:search,type,'Hotel')) reqmore()
system
Unfortunately , I do n't happen to have any places that are expensive in the north . Can I look for something else for you ?
user
Could you please double check to make sure ? if that 's really the case then try the center
canthelp((_:search,area,'north');(_:search,type,'Hotel')) inform((_:result,area,'centre');(_:result,count,'2');(_:result,stars,'3');(_:result,stars,'4');(_:result,type,'Hotel'))
system
I 'm sorry , but the north does not have anything to meet your needs . There are , however , 2 options that meet your needs in the centre . One 3 and one 4 star .
inform((_:search,stars,'3');(_:search,type,'Hotel'))
user
Can I get more info on the 3 star one ?
offer((_:booking,type,'Booking')) inform((_:result,category,'hotel');(_:result,has_internet,'none');(_:result,has_parking,'none');(_:result,name,'Gonville Hotel');(_:result,stars,'3');(_:result,type,'Hotel'))
system
Sure , Gonville Hotel is a 3 star rating hotel located at Gonville Place .   It offers free parking and free wifi .   Would you like me to reserve a room ?
inform((_:search,day,'thursday');(_:search,people,'2');(_:search,stay,'4');(_:search,type,'Hotel'))
user
Yes , for 4 nights from Thursday , and 2 people .
system
Done ! Your reference number is V43NQGH7 . Can I help you with anything else ?
_:search day thursday
_:search destination cambridge
_:search type Train
_:search day thursday
_:search destination cambridge
_:search departure broxbourne
_:search leave_at 17:00
_:search type Train
_:search day thursday
_:search destination cambridge
_:search departure broxbourne
_:search leave_at 17:00
_:result id TR1828
_:result leave_at 17:32
_:result type Train
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:search people two
_:search type Train
_:search day thursday
_:search destination cambridge
_:search departure broxbourne
_:search leave_at 17:00
_:result id TR1828
_:result leave_at 17:32
_:result type Train
_:system offered _:booking
_:search people two
_:system inquired _:user
_:booking category Train
_:booking ref 8BR3OQ5V
_:booking ticket 35.79 GBP
_:booking type Booking
_:search area north
_:search pricerange expensive
_:search type Hotel
_:search day thursday
_:search destination cambridge
_:search departure broxbourne
_:search leave_at 17:00
_:result id TR1828
_:result leave_at 17:32
_:result type Train
_:system offered _:booking
_:search people two
_:booking category Train
_:booking ref 8BR3OQ5V
_:booking ticket 35.79 GBP
_:booking type Booking
_:search area north
_:search pricerange expensive
_:search type Hotel
_:system canthelp _:search/1be86656
_:search/1be86656 area north
_:search/1be86656 pricerange expensive
_:search/1be86656 type Hotel
_:system inquired _:user
_:search day thursday
_:search destination cambridge
_:search departure broxbourne
_:search leave_at 17:00
_:result id TR1828
_:result leave_at 17:32
_:system offered _:booking
_:search people two
_:booking category Train
_:booking ref 8BR3OQ5V
_:booking ticket 35.79 GBP
_:booking type Booking
_:search area north
_:search pricerange expensive
_:system canthelp _:search/1be86656
_:search/1be86656 area north
_:search/1be86656 pricerange expensive
_:search/1be86656 type Hotel
_:system inquired _:user
_:system canthelp _:search/dfe04d1b
_:search/dfe04d1b area north
_:search/dfe04d1b type Hotel
_:result area centre
_:result count 2
_:result stars 3
_:result stars 4
_:result type Hotel
_:search stars 3
_:search type Hotel
_:search destination cambridge
_:search departure broxbourne
_:search leave_at 17:00
_:result id TR1828
_:result leave_at 17:32
_:system offered _:booking
_:booking category Train
_:booking ref 8BR3OQ5V
_:booking ticket 35.79 GBP
_:booking type Booking
_:search area north
_:search pricerange expensive
_:system canthelp _:search/1be86656
_:search/1be86656 area north
_:search/1be86656 pricerange expensive
_:search/1be86656 type Hotel
_:system inquired _:user
_:system canthelp _:search/dfe04d1b
_:search/dfe04d1b area north
_:search/dfe04d1b type Hotel
_:result area centre
_:result count 2
_:search stars 3
_:result category hotel
_:result has_internet none
_:result has_parking none
_:result name Gonville Hotel
_:result stars 3
_:result type Hotel
_:search day thursday
_:search people 2
_:search stay 4
_:search type Hotel