inform((_:search,area,'centre');(_:search,food,'chinese');(_:search,type,'Restaurant'))
user
I want to dine at a Chinese food place in the centre area .
request((_:search,pricerange,?);(_:search,type,'Restaurant'))
system
What is your price range for this restaurant ?
inform((_:search,pricerange,'dontcare');(_:search,type,'Restaurant'))
user
I do not have a price preference .
inform((_:result,address,'88 Mill Road city centre');(_:result,name,'the rice house');(_:result,pricerange,'cheap');(_:result,type,'Restaurant'))
system
How about the rice house it is cheap and located at 88 Mill Road city centre ?
inform((_:search,day,'sunday');(_:search,type,'Restaurant'))
user
That sounds perfect . I would like to book a table for sunday .
system
Ok I will book that for you and get you a confirmation number
_:search area centre
_:search food chinese
_:search type Restaurant
_:search area centre
_:search food chinese
_:search pricerange dontcare
_:search type Restaurant
_:search area centre
_:search food chinese
_:search pricerange dontcare
_:result address 88 Mill Road city centre
_:result name the rice house
_:result pricerange cheap
_:result type Restaurant
_:search day sunday
_:search type Restaurant