generate response: I am leaving birmingham new street going to cambridge. I need a ticket that leaves on saturday and will get me there by 12:15, can you help?. Intent: find_train. Slots: train-arriveby=12:15, train-day=saturday, train-departure=birmingham new street, train-destination=cambridge
Response: The train closest to your requested arrival time is the TR4382. It departs Birmingham New Street at 08:40 and arrives in Cambridge at 11:23. Shall I book you a ticket?