inform((_:search,food,'chinese');(_:search,pricerange,'cheap');(_:search,type,'Restaurant'))
user
I am looking for a cheap restaurant serving chinese food .
request((_:search,area,?);(_:search,type,'Restaurant'))
system
What area of town are you looking at ?
inform((_:search,area,'dontcare');(_:search,type,'Restaurant'))
user
I do n't care .
reqmore() inform((_:result,count,'4');(_:result,food,'chinese');(_:result,pricerange,'cheap');(_:result,type,'Restaurant'))
system
We have four restaurant in the cheap price serving chinese food , can I help you with anything else ?
request((_:result,address,?);(_:result,phone,?);(_:result,type,'Restaurant'))
user
Yes please . I want the address and phone number of anyone of them .
reqmore() inform((_:result,address,'regent street city centre');(_:result,name,'charlie chan');(_:result,phone,'01223 361763');(_:result,type,'Restaurant'))
system
charlie chan is located at regent street city centre and its phone number is 01223 361763 . Is there anything else I can help you with ?
thank()
user
Thank you , goodbye
system
You 're welcome !   Goodbye !
_:search food chinese
_:search pricerange cheap
_:search type Restaurant
_:search food chinese
_:search pricerange cheap
_:search area dontcare
_:search type Restaurant
_:search food chinese
_:search pricerange cheap
_:search area dontcare
_:search type Restaurant
_:system inquired _:user
_:result count 4
_:result food chinese
_:result pricerange cheap
_:result type Restaurant
_:result address ?
_:result phone ?
_:search food chinese
_:search pricerange cheap
_:search area dontcare
_:search type Restaurant
_:result count 4
_:result food chinese
_:result pricerange cheap
_:system inquired _:user
_:result address regent street city centre
_:result name charlie chan
_:result phone 01223 361763
_:result type Restaurant