inform((_:search,food,'european');(_:search,pricerange,'expensive');(_:search,type,'Restaurant'))
user
Yes , I 'm looking for an expensive restaurant serving European Food .
select((_:result,name,'eraina');(_:result,type,'Restaurant'))
system
How about eraina ?
inform((_:search,food,'european');(_:search,name,'eraina');(_:search,type,'Restaurant')) request((_:result,area,?);(_:result,phone,?);(_:result,type,'Restaurant'))
user
Does Eraina serve european food ?   If so , what is the phone number and what area is it located in ?
inform((_:result,area,'centre');(_:result,food,'Modern European');(_:result,name,'eraina');(_:result,phone,'01223 368786');(_:result,type,'Restaurant'))
system
Eraina serves Modern European food in the centre of town . The phone number is 01223 368786 .
thank()
user
Okay , thank you for the information .
system
Thank you , enjoy your meal !
_:search food european
_:search pricerange expensive
_:search type Restaurant
_:search pricerange expensive
_:result name eraina
_:result type Restaurant
_:search food european
_:search name eraina
_:search type Restaurant
_:result area ?
_:result phone ?
_:search pricerange expensive
_:search food european
_:search name eraina
_:search type Restaurant
_:result area centre
_:result food Modern European
_:result name eraina
_:result phone 01223 368786
_:result type Restaurant