inform((_:search,departure,'cambridge');(_:search,type,'Train'))
user
Oh , yes I 'm hoping you can help me with finding a train departing out of Cambridge .
request((_:search,destination,?);(_:search,type,'Train')) thank()
system
Certainly ! Where would you like to go ?
inform((_:search,destination,'birmingham new street');(_:search,type,'Train'))
user
I need to go to Birmingham New Street .
inform((_:result,amount,'plenty');(_:result,type,'Train')) request((_:search,day,?);(_:search,leave_at,?);(_:search,type,'Train'))
system
There are plenty of trains going there .   What day and time would you like to travel ?
inform((_:search,day,'sunday');(_:search,leave_at,'15:00');(_:search,type,'Train'))
user
I would like to leave on Sunday afternoon after 15:00 .
inform((_:result,arrive_by,'17:44');(_:result,departure,'Cambridge');(_:result,destination,'Birmingham new street');(_:result,leave_at,'15:01');(_:result,type,'Train'))
system
I have a train leaving Cambridge at 15:01 , and arriving on Birmingham new street at 17:44 .
request((_:result,ticket,?);(_:result,type,'Train'))
user
What is the price on that train ?
inform((_:result,ticket,'60.08 pounds');(_:result,type,'Train')) reqmore()
system
The price is 60.08 pounds , payable at the station . May I help with anything else ?
thank()
user
No , that was all I needed . Thank you so much for your help !
system
Thank you for contacting us . You have a great trip in cambridge .
_:search departure cambridge
_:search type Train
_:search departure cambridge
_:search destination birmingham new street
_:search type Train
_:search departure cambridge
_:search destination birmingham new street
_:result amount plenty
_:result type Train
_:search day sunday
_:search leave_at 15:00
_:search type Train
_:search departure cambridge
_:search destination birmingham new street
_:result amount plenty
_:search day sunday
_:search leave_at 15:00
_:search type Train
_:result arrive_by 17:44
_:result departure Cambridge
_:result destination Birmingham new street
_:result leave_at 15:01
_:result type Train
_:result ticket ?
_:search departure cambridge
_:search destination birmingham new street
_:result amount plenty
_:search day sunday
_:search leave_at 15:00
_:search type Train
_:result arrive_by 17:44
_:result departure Cambridge
_:result destination Birmingham new street
_:result leave_at 15:01
_:result ticket 60.08 pounds
_:result type Train
_:system inquired _:user