inform((_:search,area,'west');(_:search,pricerange,'cheap');(_:search,type,'Restaurant'))
user
I am looking for a restaurant in the west part of town that is in the cheap price range .
request((_:search,food,?);(_:search,type,'Restaurant')) inform((_:result,area,'west');(_:result,count,'2');(_:result,type,'Restaurant'))
system
There are two restaurants in the west part of town . What type of food are you interested in ?
inform((_:search,food,'dontcare');(_:search,type,'Restaurant')) request((_:result,food,?);(_:result,type,'Restaurant'))
user
I do n't care . Any type of food will be fine .
system
there is prezzo which is italian at 21 - 24 Northampton Road , phone number is 01799 521260 .
_:search area west
_:search pricerange cheap
_:search type Restaurant
_:search area west
_:search pricerange cheap
_:result area west
_:result count 2
_:result type Restaurant
_:search food dontcare
_:search type Restaurant
_:result food ?