inform((_:search,arrive_by,'8:30');(_:search,departure,'peterborough');(_:search,type,'Train'))
user
I am looking for a train leaving peterborough arriving by 8:30
inform((_:result,count,'35');(_:result,type,'Train')) request((_:search,day,?);(_:search,destination,?);(_:search,type,'Train'))
system
There are 35 trains do you have a destination and day ?
inform((_:search,day,'wednesday');(_:search,destination,'cambridge');(_:search,type,'Train'))
user
Yes , I 'm headed to Cambridge on Wednesday .
inform((_:result,arrive_by,'8:09');(_:result,id,'TR8935');(_:result,leave_at,'7:19');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
TR8935 leaves at 7:19 and will arrive at 8:09 . Would you like me to book it ?
request((_:result,duration,?);(_:result,type,'Train'))
user
Can you also tell me the travel time ?
inform((_:result,duration,'50 minutes');(_:result,type,'Train'))
system
Duration for this particular trip is 50 minutes .
thank()
user
OK , that is all the information I need .   I ca n't book it quite yet .   Thanks for all of your help .   Have a nice day .
system
You 're welcome . Have a great day !
_:search arrive_by 8:30
_:search departure peterborough
_:search type Train
_:search arrive_by 8:30
_:search departure peterborough
_:result count 35
_:result type Train
_:search day wednesday
_:search destination cambridge
_:search type Train
_:search arrive_by 8:30
_:search departure peterborough
_:result count 35
_:search day wednesday
_:search destination cambridge
_:search type Train
_:result arrive_by 8:09
_:result id TR8935
_:result leave_at 7:19
_:result type Train
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result duration ?
_:search arrive_by 8:30
_:search departure peterborough
_:result count 35
_:search day wednesday
_:search destination cambridge
_:search type Train
_:result arrive_by 8:09
_:result id TR8935
_:result leave_at 7:19
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result duration 50 minutes
_:result type Train