generate response: That one sounds fine. Can you book it for 3 people? I will need the reference number too.. Intent: book_train. Slots: train-arriveby=12:15, train-bookpeople=3, train-day=friday, train-departure=cambridge, train-destination=stansted airport
Response: I have booked your ticket, the reference number is : ECTZFFR5 . Is there anything else I can do for you.