generate response: Oh. I'm sorry, I need that booking for 6 people. Can you change that and give me the new referrence number?. Intent: book_train. Slots: train-arriveby=21:30, train-bookpeople=6, train-day=friday, train-departure=broxbourne, train-destination=cambridge
Response: Sure your new reservation number for 6 people is EAO8WB62 .