inform((_:search,departure,'london liverpool street');(_:search,leave_at,'19:30');(_:search,type,'Train'))
user
Hi ! I need a train from London Liverpool street sometime after 19:30 , please .
request((_:search,day,?);(_:search,type,'Train'))
system
That should be no problem ! What day are you traveling ?
inform((_:search,day,'saturday');(_:search,destination,'cambridge');(_:search,type,'Train'))
user
I would like to go this Saturday to Cambridge .
inform((_:result,day,'Saturday');(_:result,departure,'london liverpool street');(_:result,id,'TR2361');(_:result,leave_at,'21:39');(_:result,leave_at,'an hour earlier');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
TR2361 will be departing london liverpool street Saturday at 21:39 , there is also one an hour earlier . Would you like to book a ticket for one ?
inform((_:search,people,'7');(_:search,type,'Train'))
user
I 'll take the 21:39 , I 'll need 7 tickets please .
reqmore() inform((_:booking,category,'Train');(_:booking,ref,'ZI1RMKW7');(_:booking,type,'Booking'))
system
Alright , your tickets have been booked and the reference number is ZI1RMKW7 . Is there anything else I can do for you ?
thank()
user
You have been very helpful . Thank you . Goodbye .
system
Thank you very much and have a nice day !
_:search departure london liverpool street
_:search leave_at 19:30
_:search type Train
_:search departure london liverpool street
_:search leave_at 19:30
_:search day saturday
_:search destination cambridge
_:search type Train
_:search departure london liverpool street
_:search leave_at 19:30
_:search day saturday
_:search destination cambridge
_:result day Saturday
_:result departure london liverpool street
_:result id TR2361
_:result leave_at 21:39
_:result leave_at an hour earlier
_:result type Train
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:search people 7
_:search type Train
_:search departure london liverpool street
_:search leave_at 19:30
_:search day saturday
_:search destination cambridge
_:result day Saturday
_:result departure london liverpool street
_:result id TR2361
_:result leave_at 21:39
_:result leave_at an hour earlier
_:result type Train
_:system offered _:booking
_:search people 7
_:search type Train
_:system inquired _:user
_:booking category Train
_:booking ref ZI1RMKW7
_:booking type Booking