inform((_:search,area,'north');(_:search,pricerange,'cheap');(_:search,type,'Restaurant'))
user
I would like a cheap restaurant in the north part of town
select((_:result,food,'indian');(_:result,food,'italian');(_:result,type,'Restaurant')) inform((_:result,area,'north');(_:result,count,'2');(_:result,pricerange,'cheap');(_:result,type,'Restaurant'))
system
There are two cheap restaurants in the north part of town . Would you prefer italian or indian ?
user
I do n't care .
inform((_:result,food,'Italian');(_:result,name,'Da Vinci Pizzeria');(_:result,type,'Restaurant'))
system
I suggest Da Vinci Pizzeria . They serve great Italian food . Would you like their contact information ?
request((_:result,address,?);(_:result,type,'Restaurant'))
user
What is the address ?
reqmore() inform((_:result,address,'20 Milton Road Chesterton');(_:result,name,'Da Vinci Pizzeria');(_:result,type,'Restaurant'))
system
The address for Da Vinci Pizzeria is 20 Milton Road Chesterton .   Would you like any additional information ?
thank()
user
Thank you goodbye .
system
You 're welcome and thanks for your call today ! Bye bye .
_:search area north
_:search pricerange cheap
_:search type Restaurant
_:search area north
_:search pricerange cheap
_:search type Restaurant
_:result food indian
_:result food italian
_:result area north
_:result count 2
_:result pricerange cheap
_:result type Restaurant
_:search area north
_:search pricerange cheap
_:search type Restaurant
_:result area north
_:result count 2
_:result pricerange cheap
_:result food Italian
_:result name Da Vinci Pizzeria
_:result type Restaurant
_:result address ?
_:search area north
_:search pricerange cheap
_:search type Restaurant
_:result area north
_:result count 2
_:result pricerange cheap
_:result food Italian
_:system inquired _:user
_:result address 20 Milton Road Chesterton
_:result name Da Vinci Pizzeria
_:result type Restaurant