generate response: Perfect, can I book that train for 2 people? Once booked, can you send me the reference number please?. Intent: book_train. Slots: train-arriveby=08:45, 8:45, train-bookpeople=2, train-day=monday, train-departure=kings lynn, train-destination=cambridge
Response: I sure can! Your two train tickets have been booked and the reference number is XW5PQW8M . Is there anything else I can help you with?