generate response: I'll depart anytime as long as I can get to Cambridge by 08:30.. Intent: find_train. Slots: train-arriveby=08:30, train-day=sunday, train-departure=birmingham new street, train-destination=cambridge, train-leaveat=dontcare
Response: Okay. How about TR8730, which would depart at 05:40 and arrive by 08:23?