inform((_:search,area,'south');(_:search,pricerange,'cheap');(_:search,type,'Restaurant'))
user
Yes , I am looking for a cheap restaurant in the south .   Can you tell me what you have ?
select((_:result,food,'Chinese');(_:result,food,'Portuguese');(_:result,type,'Restaurant')) offer((_:booking,type,'Booking')) inform((_:result,type,'Restaurant'))
system
Sure . There is a Chinese Restaurant and a Portuguese Restaurant . Would you like me to book one for you ?
inform((_:search,food,'fusion');(_:search,type,'Restaurant'))
user
Does this restaurant serve fusion food ?
canthelp((_:search,type,'Restaurant')) inform((_:result,food,'Chinese');(_:result,food,'Portuguese');(_:result,type,'Restaurant'))
system
No , I 'm sorry .   Either Chinese or Portuguese .
inform((_:search,food,'chinese');(_:search,type,'Restaurant'))
user
That 's disappointing . Can you tell me about the Chinese restaurant ?
inform((_:result,address,'Cambridge Leisure Park Clifton Way Cherry Hinton');(_:result,name,'Lucky Star');(_:result,type,'Restaurant'))
system
It 's called The Lucky Star . It 's at Cambridge Leisure Park Clifton Way Cherry Hinton .
inform((_:search,day,'saturday');(_:search,duration,'17:15');(_:search,people,'1');(_:search,type,'Restaurant'))
user
Great can you book it for 1 person at 17:15 on saturday ?
select((_:result,food,'Portuguese');(_:result,type,'Restaurant')) canthelp((_:booking,type,'Booking'))
system
It is n't available .   Shall I try the Portuguese restaurant ?
thank()
user
Yes , that would be fine , thanks .
inform((_:booking,ref,'6U8PG73H');(_:booking,type,'Booking'))
system
Your table will be waiting for you . Your reference number is 6U8PG73H .
thank()
user
Thank you for you help . That is all I need .
system
Great ! Thank you for using the Cambridge TownInfo centre . Have a wonderful day !
_:search area south
_:search pricerange cheap
_:search type Restaurant
_:search area south
_:search pricerange cheap
_:result food Chinese
_:result food Portuguese
_:system offered _:booking
_:booking type Booking
_:result type Restaurant
_:search food fusion
_:search type Restaurant
_:search area south
_:search pricerange cheap
_:system offered _:booking
_:booking type Booking
_:system canthelp _:search/d161e1e2
_:search/d161e1e2 type Restaurant
_:result food Chinese
_:result food Portuguese
_:result type Restaurant
_:search food chinese
_:search type Restaurant
_:search area south
_:search pricerange cheap
_:system offered _:booking
_:booking type Booking
_:system canthelp _:search/d161e1e2
_:search/d161e1e2 type Restaurant
_:result food Chinese
_:result food Portuguese
_:search food chinese
_:result address Cambridge Leisure Park Clifton Way Cherry Hinton
_:result name Lucky Star
_:result type Restaurant
_:search day saturday
_:search duration 17:15
_:search people 1
_:search type Restaurant
_:search area south
_:search pricerange cheap
_:system offered _:booking
_:booking type Booking
_:system canthelp _:search/d161e1e2
_:search/d161e1e2 type Restaurant
_:search food chinese
_:result address Cambridge Leisure Park Clifton Way Cherry Hinton
_:result name Lucky Star
_:search day saturday
_:search duration 17:15
_:search people 1
_:search type Restaurant
_:result food Portuguese
_:result type Restaurant
_:system canthelp _:booking/22689c07
_:booking/22689c07 type Booking
_:search area south
_:search pricerange cheap
_:system offered _:booking
_:system canthelp _:search/d161e1e2
_:search/d161e1e2 type Restaurant
_:search food chinese
_:result address Cambridge Leisure Park Clifton Way Cherry Hinton
_:result name Lucky Star
_:search day saturday
_:search duration 17:15
_:search people 1
_:search type Restaurant
_:result food Portuguese
_:result type Restaurant
_:system canthelp _:booking/22689c07
_:booking/22689c07 type Booking
_:booking ref 6U8PG73H
_:booking type Booking