inform((_:search,area,'east');(_:search,pricerange,'expensive');(_:search,type,'Restaurant'))
user
I am looking for an expensive restaurant that is in the east part of town .
inform((_:result,area,'east');(_:result,food,'british');(_:result,name,'Grafton hotel restaurant');(_:result,pricerange,'expensive');(_:result,type,'Restaurant'))
system
Grafton hotel restaurant is an expensive restaurant in the east part of town serving british food . Would you like their location ?
request((_:result,address,?);(_:result,phone,?);(_:result,type,'Restaurant'))
user
Address and phone number , please
inform((_:result,address,'Grafton Hotel 619 Newmarket road Fen Ditton');(_:result,phone,'01223 241387');(_:result,type,'Restaurant'))
system
Grafton Hotel 619 Newmarket road Fen Ditton .   The phone number is 01223 241387 .
bye()
user
Ok thank you and good bye
bye() thank()
system
You 're welcome . Goodbye .
bye()
user
Goodbye .
system
Enjoy your meal .
_:search area east
_:search pricerange expensive
_:search type Restaurant
_:search area east
_:search pricerange expensive
_:search type Restaurant
_:result area east
_:result food british
_:result name Grafton hotel restaurant
_:result pricerange expensive
_:result type Restaurant
_:result address ?
_:result phone ?
_:search area east
_:search pricerange expensive
_:search type Restaurant
_:result area east
_:result food british
_:result name Grafton hotel restaurant
_:result pricerange expensive
_:result address Grafton Hotel 619 Newmarket road Fen Ditton
_:result phone 01223 241387
_:result type Restaurant
_:user dismissed _:system
_:search area east
_:search pricerange expensive
_:search type Restaurant
_:result area east
_:result food british
_:result name Grafton hotel restaurant
_:result pricerange expensive
_:result address Grafton Hotel 619 Newmarket road Fen Ditton
_:result phone 01223 241387
_:result type Restaurant
_:system dismissed _:user
_:user dismissed _:system