generate response: I'll be leaving Cambridge on Tuesday and need to arrive by 13:15.. Intent: book_train. Slots: train-arriveby=13:15, train-day=tuesday, train-departure=cambridge, train-destination=london liverpool street
Response: I've booked 6 tickets for you. The total is 99.6 GBP and your reference number is VZX1QAGN . Can I help you with anything else today?