inform((_:search,area,'centre');(_:search,pricerange,'expensive');(_:search,type,'Restaurant'))
user
I am looking for an expensive place to dine in the centre of town .
inform((_:result,area,'centre');(_:result,name,'Great Kymmoy');(_:result,pricerange,'expensive');(_:result,type,'Restaurant'))
system
Great Kymmoy is in the centre of town and expensive .
inform((_:search,day,'saturday');(_:search,duration,'14:00');(_:search,people,'3');(_:search,type,'Restaurant'))
user
I want to book a table for 3 people at 14:00 on Saturday .
inform((_:booking,ref,'VBPWAD3J');(_:booking,type,'Booking'))
system
Booking was successful . The table will be reserved for 15 minutes . 
 Reference number is : VBPWAD3J .
inform((_:search,arrive_by,'10:15');(_:search,destination,'kings lynn');(_:search,type,'Train'))
user
Thank you so much . I would also like to find a train to take me to Kings Lynn by 10:15 .
inform((_:result,count,'35');(_:result,type,'Train')) request((_:search,leave_at,?);(_:search,type,'Train'))
system
There are 35 departures with those criteria . What time do you want to leave ?
inform((_:search,arrive_by,'10:15');(_:search,day,'sunday');(_:search,type,'Train'))
user
The train should arrive by 10:15 please on Sunday please .
request((_:search,people,?);(_:search,type,'Train'))
system
How many tickets will you need ?
inform((_:search,people,'one');(_:search,type,'Train')) request((_:result,id,?);(_:result,leave_at,?);(_:result,ticket,?);(_:result,type,'Train'))
user
Just one ticket . I will need the train ID , cost of ticket and exact departure time as well .
inform((_:result,arrive_by,'09:58');(_:result,day,'Sunday');(_:result,destination,'Kings Lynn');(_:result,id,'TR6088');(_:result,leave_at,'09:11');(_:result,ticket,'7.84 pounds');(_:result,type,'Train'))
system
There is a train arriving in Kings Lynn on Sunday at 09:58 . It departs at 09:11 and costs 7.84 pounds . The train ID is TR6088 .
thank()
user
Great ! That 's all I needed . Thanks a lot for the help .
system
Glad I could help !
_:search area centre
_:search pricerange expensive
_:search type Restaurant
_:search area centre
_:search pricerange expensive
_:result area centre
_:result name Great Kymmoy
_:result pricerange expensive
_:result type Restaurant
_:search day saturday
_:search duration 14:00
_:search people 3
_:search type Restaurant
_:search area centre
_:search pricerange expensive
_:result area centre
_:result name Great Kymmoy
_:result pricerange expensive
_:result type Restaurant
_:search day saturday
_:search duration 14:00
_:search people 3
_:booking ref VBPWAD3J
_:booking type Booking
_:search arrive_by 10:15
_:search destination kings lynn
_:search type Train
_:search area centre
_:search pricerange expensive
_:result area centre
_:result name Great Kymmoy
_:result pricerange expensive
_:search duration 14:00
_:search people 3
_:booking ref VBPWAD3J
_:booking type Booking
_:search destination kings lynn
_:result count 35
_:result type Train
_:search leave_at ?
_:search arrive_by 10:15
_:search day sunday
_:search type Train
_:search area centre
_:search pricerange expensive
_:result area centre
_:result name Great Kymmoy
_:result pricerange expensive
_:search duration 14:00
_:booking ref VBPWAD3J
_:booking type Booking
_:search destination kings lynn
_:result count 35
_:result type Train
_:search leave_at ?
_:search arrive_by 10:15
_:search day sunday
_:search people one
_:search type Train
_:result id ?
_:result leave_at ?
_:result ticket ?
_:search area centre
_:search pricerange expensive
_:result area centre
_:result name Great Kymmoy
_:result pricerange expensive
_:search duration 14:00
_:booking ref VBPWAD3J
_:booking type Booking
_:search destination kings lynn
_:result count 35
_:search leave_at ?
_:search arrive_by 10:15
_:search day sunday
_:search people one
_:search type Train
_:result arrive_by 09:58
_:result day Sunday
_:result destination Kings Lynn
_:result id TR6088
_:result leave_at 09:11
_:result ticket 7.84 pounds
_:result type Train