generate response: I guess that will work. Can you please make a booking for 3 people and when you are through may i also have the booking reference number.. Intent: book_train. Slots: train-arriveby=21:45, train-bookpeople=3, train-day=friday, train-departure=cambridge, train-destination=london kings cross
Response: Yes I have booked that for you and your reference number is E3M7QM9F .