generate response: Excellent. Book it for 6 people and I'd like to arrive before 12:45.. Intent: book_train. Slots: train-arriveby=12:45, train-bookpeople=6, train-day=friday, train-departure=cambridge, train-destination=stevenage
Response: Okay, I've booked you 6 tickets on train TR2515, which leaves at 05:21 and arrives at 06:10 in Stevenage. Your reference number is 1RMGSH2B . Can I help you with anything else?