inform((_:search,area,'west');(_:search,pricerange,'cheap');(_:search,type,'Restaurant'))
user
I want something cheap in the west part of town .
request((_:search,food,?);(_:search,type,'Restaurant'))
system
What type of food would you like ?
inform((_:search,food,'dontcare');(_:search,type,'Restaurant'))
user
I do n't care .
inform((_:result,food,'Italian');(_:result,food,'Vietnamese');(_:result,name,'La Margherita');(_:result,name,'Thanh Binh');(_:result,type,'Restaurant'))
system
The is the La Margherita for Italian food and the Thanh Binh for Vietnamese food . Would you like the addresses ?
inform((_:search,name,'la margherita');(_:search,type,'Restaurant')) request((_:result,address,?);(_:result,phone,?);(_:result,type,'Restaurant'))
user
I would like the phone number and address for La Margherita please .
reqmore() inform((_:result,address,'15 Magdalene Street City Centre');(_:result,name,"La Margherita 's");(_:result,phone,'01223 315232');(_:result,type,'Restaurant'))
system
La Margherita 's address is 15 Magdalene Street City Centre and their phone number is 01223 315232 .   Is there any additional info I can help you find ?
thank()
user
Thank you , goodbye .
system
Thank you for using our service .   Have a great day !
_:search area west
_:search pricerange cheap
_:search type Restaurant
_:search area west
_:search pricerange cheap
_:search food dontcare
_:search type Restaurant
_:search area west
_:search pricerange cheap
_:search food dontcare
_:result food Italian
_:result food Vietnamese
_:result name La Margherita
_:result name Thanh Binh
_:result type Restaurant
_:search name la margherita
_:search type Restaurant
_:result address ?
_:result phone ?
_:search area west
_:search pricerange cheap
_:search food dontcare
_:result food Italian
_:result food Vietnamese
_:search name la margherita
_:search type Restaurant
_:system inquired _:user
_:result address 15 Magdalene Street City Centre
_:result name La Margherita 's
_:result phone 01223 315232
_:result type Restaurant