inform((_:search,food,'german');(_:search,pricerange,'cheap');(_:search,type,'Restaurant'))
user
Hello , I am looking for a cheap restaurant that serves german food .
request((_:search,food,?);(_:search,type,'Restaurant')) canthelp((_:search,type,'Restaurant'))
system
It looks like there are no German restaurants in the city . Would you like me to check for a different type of restaurant ?
inform((_:search,food,'portuguese');(_:search,type,'Restaurant'))
user
Yes , how about portuguese food ?
request((_:search,area,?);(_:search,type,'Restaurant')) inform((_:result,count,'2');(_:result,food,'Portuguese');(_:result,pricerange,'cheap');(_:result,type,'Restaurant'))
system
There are two restaurants in the cheap price range that serve Portuguese food . What area would you like to go to ?
inform((_:search,area,'dontcare');(_:search,type,'Restaurant'))
user
It does n't matter .
inform((_:result,food,'portuguese');(_:result,name,'nandos');(_:result,pricerange,'cheap');(_:result,type,'Restaurant')) reqmore()
system
nandos serves portuguese food and in the cheap price range . is there anything else I can help you with ?
inform((_:search,name,'nandos');(_:search,type,'Restaurant')) request((_:result,address,?);(_:result,type,'Restaurant'))
user
I would like the address of Nandos restaurant , please .
reqmore() inform((_:result,address,'Cambridge Leisure Park Clifton Way');(_:result,area,'south');(_:result,name,'Nandos');(_:result,type,'Restaurant'))
system
Nandos is located in the south part of the city and the address is Cambridge Leisure Park Clifton Way .   Anything else you need ?
thank()
user
Thank you , goodbye .
system
Thank you good bye .
_:search food german
_:search pricerange cheap
_:search type Restaurant
_:search pricerange cheap
_:system canthelp _:search/59a2d7f5
_:search/59a2d7f5 type Restaurant
_:search food portuguese
_:search type Restaurant
_:search pricerange cheap
_:system canthelp _:search/59a2d7f5
_:search/59a2d7f5 type Restaurant
_:search food portuguese
_:result count 2
_:result food Portuguese
_:result pricerange cheap
_:result type Restaurant
_:search area dontcare
_:search type Restaurant
_:search pricerange cheap
_:system canthelp _:search/59a2d7f5
_:search/59a2d7f5 type Restaurant
_:search food portuguese
_:result count 2
_:search area dontcare
_:result food portuguese
_:result name nandos
_:result pricerange cheap
_:result type Restaurant
_:system inquired _:user
_:search name nandos
_:search type Restaurant
_:result address ?
_:search pricerange cheap
_:system canthelp _:search/59a2d7f5
_:search/59a2d7f5 type Restaurant
_:search food portuguese
_:result count 2
_:search area dontcare
_:result food portuguese
_:result pricerange cheap
_:search name nandos
_:search type Restaurant
_:system inquired _:user
_:result address Cambridge Leisure Park Clifton Way
_:result area south
_:result name Nandos
_:result type Restaurant