inform((_:search,area,'centre');(_:search,pricerange,'expensive');(_:search,type,'Restaurant'))
user
I 'm looking for a place to dine in the town centre , with an expensive price range .
offer((_:booking,type,'Booking')) inform((_:result,amount,'thirty - three');(_:result,type,'Restaurant'))
system
Alright , there are thirty - three possible restaurants for you to dine at , should I make you reservations at one of them ?
inform((_:search,food,'north american');(_:search,type,'Restaurant'))
user
Are there any with north american food ?
offer((_:booking,type,'Booking')) inform((_:result,address,'Regent Street City Centre');(_:result,name,'Gourmet Burger kitchen');(_:result,postcode,'cb21ab');(_:result,type,'Restaurant'))
system
Yes , there is the Gourmet Burger kitchen , address Regent Street City Centre , postalcode cb21ab .   Would you like me to make you a reservation ?
inform((_:search,day,'tuesday');(_:search,duration,'11:30');(_:search,people,'4');(_:search,type,'Restaurant')) request((_:result,ref,?);(_:result,type,'Restaurant'))
user
Yes , please book a party of 4 at 11:30 Tuesday . Please include a reference number .
inform((_:booking,ref,'PDIWVU9D');(_:booking,type,'Booking'))
system
I 've went ahead and booked that . The reference number is PDIWVU9D .
inform((_:search,arrive_by,'08:00');(_:search,departure,'peterborough');(_:search,type,'Train'))
user
I 'm also looking for a train . The train should arrive by 08:00 and should depart from peterborough .
request((_:search,day,?);(_:search,type,'Train'))
system
Great , I can book that for you . What day will you be traveling ?
inform((_:search,day,'tuesday');(_:search,type,'Train'))
user
I would like to travel on Tuesday , as well .
inform((_:result,arrive_by,'08:00');(_:result,count,'4');(_:result,departure,'peterborough');(_:result,destination,'cambridge');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
There are four trains that depart peterborough and arrive in cambridge by 08:00 . Would you like me to book one for you ?
request((_:result,duration,?);(_:result,id,?);(_:result,type,'Train'))
user
yes , and could you provide the travel time and the train ID please ?
inform((_:booking,arrive_by,'06:09');(_:booking,category,'Train');(_:booking,departure,'Peterborough');(_:booking,destination,'Cambridge');(_:booking,duration,'50 minutes');(_:booking,id,'TR5042');(_:booking,leave_at,'5:19');(_:booking,type,'Booking'))
system
I have booked your train ticket for the 5:19 from Peterborough to Cambridge . The train ID is TR5042 and the ride will last 50 minutes . You should arrive by 06:09
thank()
user
Wonderful , thanks . That is everything I needed .
system
We are happy to help . Thank you for using our service . Have a wonderful day !
_:search area centre
_:search pricerange expensive
_:search type Restaurant
_:search area centre
_:search pricerange expensive
_:system offered _:booking
_:booking type Booking
_:result amount thirty - three
_:result type Restaurant
_:search food north american
_:search type Restaurant
_:search area centre
_:search pricerange expensive
_:system offered _:booking
_:booking type Booking
_:result amount thirty - three
_:search food north american
_:result address Regent Street City Centre
_:result name Gourmet Burger kitchen
_:result postcode cb21ab
_:result type Restaurant
_:search day tuesday
_:search duration 11:30
_:search people 4
_:search type Restaurant
_:result ref ?
_:search area centre
_:search pricerange expensive
_:system offered _:booking
_:result amount thirty - three
_:search food north american
_:result address Regent Street City Centre
_:result name Gourmet Burger kitchen
_:result postcode cb21ab
_:result type Restaurant
_:search day tuesday
_:search duration 11:30
_:search people 4
_:result ref ?
_:booking ref PDIWVU9D
_:booking type Booking
_:search arrive_by 08:00
_:search departure peterborough
_:search type Train
_:search area centre
_:search pricerange expensive
_:system offered _:booking
_:result amount thirty - three
_:search food north american
_:result address Regent Street City Centre
_:result name Gourmet Burger kitchen
_:result postcode cb21ab
_:result type Restaurant
_:search duration 11:30
_:search people 4
_:result ref ?
_:booking ref PDIWVU9D
_:booking type Booking
_:search arrive_by 08:00
_:search departure peterborough
_:search day tuesday
_:search type Train
_:search area centre
_:search pricerange expensive
_:system offered _:booking
_:result amount thirty - three
_:search food north american
_:result address Regent Street City Centre
_:result name Gourmet Burger kitchen
_:result postcode cb21ab
_:search duration 11:30
_:search people 4
_:result ref ?
_:booking ref PDIWVU9D
_:booking type Booking
_:search arrive_by 08:00
_:search departure peterborough
_:search day tuesday
_:search type Train
_:result arrive_by 08:00
_:result count 4
_:result departure peterborough
_:result destination cambridge
_:result type Train
_:booking category Train
_:result duration ?
_:result id ?
_:search area centre
_:search pricerange expensive
_:system offered _:booking
_:result amount thirty - three
_:search food north american
_:result address Regent Street City Centre
_:result name Gourmet Burger kitchen
_:result postcode cb21ab
_:search duration 11:30
_:search people 4
_:result ref ?
_:booking ref PDIWVU9D
_:search arrive_by 08:00
_:search departure peterborough
_:search day tuesday
_:search type Train
_:result arrive_by 08:00
_:result count 4
_:result departure peterborough
_:result destination cambridge
_:result type Train
_:result duration ?
_:result id ?
_:booking arrive_by 06:09
_:booking category Train
_:booking departure Peterborough
_:booking destination Cambridge
_:booking duration 50 minutes
_:booking id TR5042
_:booking leave_at 5:19
_:booking type Booking