inform((_:search,area,'west');(_:search,pricerange,'moderate');(_:search,type,'Restaurant'))
user
Hello I would like to find a restaurant in the west part of the city that costs a moderate amount .
inform((_:result,area,'west');(_:result,food,'italian');(_:result,name,'Prezzo');(_:result,pricerange,'moderately priced');(_:result,type,'Restaurant'))
system
Prezzo is a moderately priced italian restaurant in the west part of town . Would you like their phone number ?
request((_:result,address,?);(_:result,type,'Restaurant'))
user
Yes and the address .
system
Their phone number is 01799 521260 and their address is 21 - 24 Northampton Road .
_:search area west
_:search pricerange moderate
_:search type Restaurant
_:search area west
_:search pricerange moderate
_:search type Restaurant
_:result area west
_:result food italian
_:result name Prezzo
_:result pricerange moderately priced
_:result type Restaurant
_:result address ?