inform((_:search,area,'south');(_:search,food,'danish');(_:search,type,'Restaurant'))
user
I want a danish restaurant in the south .
canthelp((_:search,type,'Restaurant'))
system
There are no Danish restaurants in the south .
inform((_:search,area,'south');(_:search,food,'italian');(_:search,type,'Restaurant'))
user
How about an Italian restaurant in the south ?
inform((_:result,area,'south');(_:result,name,'frankie and bennys');(_:result,type,'Restaurant'))
system
There is a frankie and bennys located in the south .
request((_:result,phone,?);(_:result,postcode,?);(_:result,type,'Restaurant'))
user
phone number and postcode
inform((_:result,phone,'01223 412430');(_:result,postcode,'7 D.Y');(_:result,postcode,'C.B 1');(_:result,type,'Restaurant'))
system
The phone number is 01223 412430 .   The postcode is C.B 1 , 7 D.Y
thank()
user
Thank you , goodbye .
system
thank you .. good bye
_:search area south
_:search food danish
_:search type Restaurant
_:system canthelp _:search/e339459f
_:search/e339459f type Restaurant
_:search area south
_:search food italian
_:search type Restaurant
_:system canthelp _:search/e339459f
_:search/e339459f type Restaurant
_:search area south
_:search food italian
_:search type Restaurant
_:result area south
_:result name frankie and bennys
_:result type Restaurant
_:result phone ?
_:result postcode ?
_:system canthelp _:search/e339459f
_:search/e339459f type Restaurant
_:search area south
_:search food italian
_:search type Restaurant
_:result area south
_:result name frankie and bennys
_:result phone 01223 412430
_:result postcode 7 D.Y
_:result postcode C.B 1
_:result type Restaurant