inform((_:search,destination,'none');(_:search,type,'Train'))
user
What is the cheapest taxi service in Cambridge ?
request((_:search,departure,?);(_:search,destination,?);(_:search,type,'Taxi'))
system
I would need more info , where would you need a taxi to and from ?
inform((_:search,type,'Train'))
user
I am looking for a train .
request((_:search,destination,?);(_:search,type,'Train'))
system
Okay , where will you be heading to ?
inform((_:search,day,'sunday');(_:search,departure,'broxbourne');(_:search,destination,'cambridge');(_:search,type,'Train'))
user
I am leaving broxbourne to go to cambridge on sunday .
request((_:search,arrive_by,?);(_:search,leave_at,?);(_:search,type,'Train'))
system
And what time of day do you want to travel ?
inform((_:search,leave_at,'12:30');(_:search,type,'Train'))
user
I will be travelling at 12:30 PM
inform((_:result,id,'TR0862');(_:result,leave_at,'12.32');(_:result,type,'Train'))
system
TR0862 will leave at 12.32
inform((_:search,day,'sunday');(_:search,type,'Train'))
user
I would like to leave on Sunday .
inform((_:result,day,'Sunday');(_:result,id,'TR0862');(_:result,leave_at,'12.32');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
TR0862 will leave at 12.32 on Sunday . Do you want me to book this train for you ?
request((_:result,arrive_by,?);(_:result,type,'Train'))
user
I do n't want to book yet , but please tell me the arrival time for that one
inform((_:result,arrive_by,'13:32');(_:result,type,'Train'))
system
The arrival time is 13:32 .
thank()
user
Thanks very much . Goodbye
system
Did you need any further help ?
_:search destination none
_:search type Train
_:search departure ?
_:search destination ?
_:search type Train
_:search day sunday
_:search departure broxbourne
_:search destination cambridge
_:search type Train
_:search day sunday
_:search departure broxbourne
_:search destination cambridge
_:search arrive_by ?
_:search leave_at 12:30
_:search type Train
_:search departure broxbourne
_:search destination cambridge
_:search arrive_by ?
_:search leave_at 12:30
_:result id TR0862
_:result leave_at 12.32
_:result type Train
_:search day sunday
_:search type Train
_:search departure broxbourne
_:search destination cambridge
_:search arrive_by ?
_:search leave_at 12:30
_:search day sunday
_:search type Train
_:result day Sunday
_:result id TR0862
_:result leave_at 12.32
_:result type Train
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result arrive_by ?
_:search departure broxbourne
_:search destination cambridge
_:search arrive_by ?
_:search leave_at 12:30
_:search day sunday
_:search type Train
_:result day Sunday
_:result id TR0862
_:result leave_at 12.32
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result arrive_by 13:32
_:result type Train