inform((_:search,food,'mediterranean');(_:search,pricerange,'cheap');(_:search,type,'Restaurant'))
user
I would like a cheap restaurant that serves mediterranean food
select((_:result,area,'centre');(_:result,type,'Restaurant')) inform((_:result,food,'Mediterranean');(_:result,name,'Gardenia');(_:result,pricerange,'cheap');(_:result,type,'Restaurant'))
system
The Gardenia is a cheap restaurant that serves Mediterranean food . Is the centre part of town okay for you ?
request((_:result,address,?);(_:result,phone,?);(_:result,type,'Restaurant'))
user
Yes , thank you . Could you tell me the address and phone number of that restaurant ?
reqmore() inform((_:result,address,'2 Rose Crescent City Centre');(_:result,name,'Gardenia');(_:result,phone,'01223 356354');(_:result,type,'Restaurant'))
system
Certainly , The Gardenia is located at 2 Rose Crescent City Centre and can be reached at 01223 356354 . May I be of further assistance ?
thank() inform((_:search,name,'Gardenia');(_:search,type,'Restaurant'))
user
The Gardenia sounds good .   Thanks .
system
Good bye .
_:search food mediterranean
_:search pricerange cheap
_:search type Restaurant
_:search food mediterranean
_:search pricerange cheap
_:search type Restaurant
_:result area centre
_:result food Mediterranean
_:result name Gardenia
_:result pricerange cheap
_:result type Restaurant
_:result address ?
_:result phone ?
_:search food mediterranean
_:search pricerange cheap
_:result area centre
_:result food Mediterranean
_:result pricerange cheap
_:system inquired _:user
_:result address 2 Rose Crescent City Centre
_:result name Gardenia
_:result phone 01223 356354
_:result type Restaurant
_:search name Gardenia
_:search type Restaurant