generate response: I'll be departing from birmingham new street and need to arrive by 13:45.. Intent: book_train. Slots: train-arriveby=13:45, train-bookpeople=1, train-day=sunday, train-departure=birmingham new street, train-destination=cambridge
Response: I booked you for 1 ticket your reference number is FCGNZKOW . It will arrive by 12:23