inform((_:search,area,'north');(_:search,pricerange,'moderately');(_:search,type,'Restaurant'))
user
I 'm looking for a moderately priced restaurant to eat at in the north .
select((_:result,food,'Chinese');(_:result,food,'Indian');(_:result,type,'Restaurant'))
system
I 've found a Chinese restaurant and an Indian restaurant . Which one do you prefer ?
inform((_:search,food,'chinese');(_:search,type,'Restaurant'))
user
Chinese would be great !
offer((_:booking,type,'Booking')) request((_:booking,day,?);(_:booking,duration,?);(_:booking,type,'Booking'))
system
If you tell me a day and a time you would like to reserve , I can book that for you .
inform((_:search,day,'wednesday');(_:search,duration,'17:30');(_:search,people,'8');(_:search,type,'Restaurant'))
user
I would like a table for 8 people at 17:30 on Wednesday
canthelp((_:booking,type,'Booking'))
system
Then booking was unsuccessful .    Would you like me to   try the Indian restaurant ?
request((_:result,ref,?);(_:result,type,'Restaurant'))
user
Okay , that sounds good . I 'll need a reference number .
inform((_:booking,ref,'5YBVERXA');(_:booking,type,'Booking'))
system
It 's booked , your reference number is 5YBVERXA .
thank()
user
Thank you so much for your help .
system
No problem . I hope you have a great day . Good - Bye !
_:search area north
_:search pricerange moderately
_:search type Restaurant
_:search area north
_:search pricerange moderately
_:result food Chinese
_:result food Indian
_:result type Restaurant
_:search food chinese
_:search type Restaurant
_:search area north
_:search pricerange moderately
_:result food Chinese
_:result food Indian
_:result type Restaurant
_:search food chinese
_:system offered _:booking
_:booking day ?
_:booking duration ?
_:booking type Booking
_:search day wednesday
_:search duration 17:30
_:search people 8
_:search type Restaurant
_:search area north
_:search pricerange moderately
_:result food Chinese
_:result food Indian
_:result type Restaurant
_:search food chinese
_:system offered _:booking
_:booking day ?
_:booking duration ?
_:booking type Booking
_:search day wednesday
_:search duration 17:30
_:search people 8
_:search type Restaurant
_:system canthelp _:booking/e1ae095b
_:booking/e1ae095b type Booking
_:result ref ?
_:search area north
_:search pricerange moderately
_:result food Chinese
_:result food Indian
_:result type Restaurant
_:search food chinese
_:system offered _:booking
_:booking day ?
_:booking duration ?
_:search day wednesday
_:search duration 17:30
_:search people 8
_:search type Restaurant
_:system canthelp _:booking/e1ae095b
_:booking/e1ae095b type Booking
_:result ref ?
_:booking ref 5YBVERXA
_:booking type Booking