inform((_:search,destination,'cambridge');(_:search,leave_at,'11:30');(_:search,type,'Train'))
user
I 'm looking for a train going to Cambridge that leaves at 11:30 .
inform((_:result,count,'924');(_:result,leave_at,'11:30');(_:result,type,'Train')) request((_:search,departure,?);(_:search,type,'Train'))
system
There are 924 trains leaving by 11:30 . What is your departure city ?
inform((_:search,departure,'birmingham new street');(_:search,type,'Train'))
user
Birmingham new street
inform((_:result,departure,'Birmingham New Street');(_:result,leave_at,'11:40');(_:result,type,'Train')) request((_:search,departure,?);(_:search,leave_at,?);(_:search,type,'Train'))
system
I 'm sorry but the earliest train departing from Birmingham New Street is 11:40 . Can I investigate another departure location or time for you ?
thank()
user
no thank you
system
Okay , have a great day !
_:search destination cambridge
_:search leave_at 11:30
_:search type Train
_:search destination cambridge
_:search leave_at 11:30
_:result count 924
_:result leave_at 11:30
_:result type Train
_:search departure birmingham new street
_:search type Train
_:search destination cambridge
_:result count 924
_:result departure Birmingham New Street
_:result leave_at 11:40
_:result type Train
_:search departure ?
_:search leave_at ?
_:search type Train