inform((_:search,area,'west');(_:search,pricerange,'cheap');(_:search,type,'Restaurant'))
user
Can you help me find a cheap restaurant in the west side of town ?
select((_:result,name,'La Margherita');(_:result,name,'Thanh Binh');(_:result,type,'Restaurant')) reqmore() inform((_:result,count,'2');(_:result,type,'Restaurant'))
system
Certainly ! There are two great restaurants that meet your criteria . The first in La Margherita and the second is Thanh Binh . Would you like more information on one of them ?
inform((_:search,food,'creative');(_:search,type,'Restaurant'))
user
Does it serve creative food ?
inform((_:result,food,'italian');(_:result,food,'vietnamese');(_:result,name,'La Margherita');(_:result,name,'Thanh Binh');(_:result,type,'Restaurant')) canthelp((_:search,type,'Restaurant'))
system
Unfortunately , no . La Margherita is an italian place . And , Thanh Binh serves vietnamese .
inform((_:search,name,'thanh binh');(_:search,type,'Restaurant'))
user
Thanh Binh would be perfect .
offer((_:booking,type,'Booking'))
system
Would you like for me to make you a reservation ?
inform((_:search,day,'sunday');(_:search,duration,'12:00');(_:search,people,'6');(_:search,type,'Restaurant'))
user
yes , I want to book a table for 6 people at 12:00 on sunday .
reqmore() inform((_:booking,ref,'H0BFXWTP');(_:booking,type,'Booking'))
system
Booking was successful . The table will be reserved for 15 minutes . 
 Reference number is : H0BFXWTP . Can I help you with anything else today ?
inform((_:search,day,'same day');(_:search,departure,'ely');(_:search,type,'Train'))
user
Yes , could you find me a train from ely that same day ?
request((_:search,destination,?);(_:search,type,'Train'))
system
Where would you like to go to ?
inform((_:search,arrive_by,'09:45');(_:search,destination,'cambridge');(_:search,type,'Train'))
user
I would like a train to Cambridge , arriving by 09:45 .
inform((_:result,arrive_by,'07.51');(_:result,id,'TR3207');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
TR3207 will arrive by 07.51 . Should I book it ?
inform((_:search,people,'6');(_:search,type,'Train')) request((_:result,ref,?);(_:result,type,'Train'))
user
Yes ,   book that for 6 people . I would also like the reference number .
inform((_:booking,category,'Train');(_:booking,ref,'A5ZWGBQ3');(_:booking,ticket,'113.28 GBP');(_:booking,type,'Booking'))
system
Your booking was successful . The total fee is 113.28 GBP , which is payable at the station . Your reference number is A5ZWGBQ3 .
thank()
user
thanks so much you have been very helpful
system
Thank you for using the Cambridge Town Info Centre Services ! We hope you enjoy your time in Cambridge
_:search area west
_:search pricerange cheap
_:search type Restaurant
_:search area west
_:search pricerange cheap
_:result name La Margherita
_:result name Thanh Binh
_:system inquired _:user
_:result count 2
_:result type Restaurant
_:search food creative
_:search type Restaurant
_:search area west
_:search pricerange cheap
_:system inquired _:user
_:result count 2
_:search food creative
_:result food italian
_:result food vietnamese
_:result name La Margherita
_:result name Thanh Binh
_:result type Restaurant
_:system canthelp _:search/2e892229
_:search/2e892229 type Restaurant
_:search name thanh binh
_:search type Restaurant
_:search area west
_:search pricerange cheap
_:system inquired _:user
_:result count 2
_:search food creative
_:result food italian
_:result food vietnamese
_:result name La Margherita
_:result name Thanh Binh
_:result type Restaurant
_:system canthelp _:search/2e892229
_:search/2e892229 type Restaurant
_:search name thanh binh
_:system offered _:booking
_:booking type Booking
_:search day sunday
_:search duration 12:00
_:search people 6
_:search type Restaurant
_:search area west
_:search pricerange cheap
_:result count 2
_:search food creative
_:result food italian
_:result food vietnamese
_:result name La Margherita
_:result name Thanh Binh
_:result type Restaurant
_:system canthelp _:search/2e892229
_:search/2e892229 type Restaurant
_:search name thanh binh
_:system offered _:booking
_:search duration 12:00
_:search people 6
_:system inquired _:user
_:booking ref H0BFXWTP
_:booking type Booking
_:search day same day
_:search departure ely
_:search type Train
_:search area west
_:search pricerange cheap
_:result count 2
_:search food creative
_:result food italian
_:result food vietnamese
_:result name La Margherita
_:result name Thanh Binh
_:result type Restaurant
_:system canthelp _:search/2e892229
_:search/2e892229 type Restaurant
_:search name thanh binh
_:system offered _:booking
_:search duration 12:00
_:search people 6
_:system inquired _:user
_:booking ref H0BFXWTP
_:booking type Booking
_:search day same day
_:search departure ely
_:search arrive_by 09:45
_:search destination cambridge
_:search type Train
_:search area west
_:search pricerange cheap
_:result count 2
_:search food creative
_:result food italian
_:result food vietnamese
_:result name La Margherita
_:result name Thanh Binh
_:system canthelp _:search/2e892229
_:search/2e892229 type Restaurant
_:search name thanh binh
_:system offered _:booking
_:search duration 12:00
_:system inquired _:user
_:booking ref H0BFXWTP
_:booking type Booking
_:search day same day
_:search departure ely
_:search arrive_by 09:45
_:search destination cambridge
_:result arrive_by 07.51
_:result id TR3207
_:result type Train
_:booking category Train
_:search people 6
_:search type Train
_:result ref ?
_:search area west
_:search pricerange cheap
_:result count 2
_:search food creative
_:result food italian
_:result food vietnamese
_:result name La Margherita
_:result name Thanh Binh
_:system canthelp _:search/2e892229
_:search/2e892229 type Restaurant
_:search name thanh binh
_:system offered _:booking
_:search duration 12:00
_:system inquired _:user
_:search day same day
_:search departure ely
_:search arrive_by 09:45
_:search destination cambridge
_:result arrive_by 07.51
_:result id TR3207
_:result type Train
_:search people 6
_:search type Train
_:result ref ?
_:booking category Train
_:booking ref A5ZWGBQ3
_:booking ticket 113.28 GBP
_:booking type Booking