generate response: I need to leave from Cambridge and arrive in Bishops Stortford before 09:15.. Intent: find_train. Slots: train-arriveby=09:15, train-day=thursday, train-departure=cambridge, train-destination=bishops stortford
Response: There are two early morning trains that will get you there by 9:15, with arrivals at 6:07 or 8:07. Would you like a ticket on one of those?