inform((_:search,day,'friday');(_:search,type,'Train'))
user
I am looking for train leaving on Friday .
request((_:search,departure,?);(_:search,destination,?);(_:search,type,'Train'))
system
Sure ! What is your destination and departure preference ?
inform((_:search,destination,'kings lynn');(_:search,leave_at,'21:30');(_:search,type,'Train'))
user
I will be going to the lovely village of Kings Lynn , it be be after I get out of work , so I need to leave after 21:30 .
inform((_:result,leave_at,'12:11');(_:result,type,'Train'))
system
There is a 12:11 is that is not too soon for you to leave .
user
I said 21:30 . Try again .
system
I 'm sorry I misunderstood you . There are 2 trains leaving after 21:30 . TR0394 leaves at 22:11 and TR2311 at 23:11 both depart from cambridge .
_:search day friday
_:search type Train
_:search day friday
_:search departure ?
_:search destination kings lynn
_:search leave_at 21:30
_:search type Train
_:search day friday
_:search departure ?
_:search destination kings lynn
_:search leave_at 21:30
_:search type Train
_:result leave_at 12:11
_:result type Train