generate response: I will be departing from Cambridge and I'll need 7 tickets total. Can I have the reference number after you book the tickets,please?. Intent: find_train. Slots: train-arriveby=09:30, 9:30, train-day=wednesday, train-departure=cambridge, train-destination=ely
Response: I have train TR1955 arriving at 08:07 will that work for you?