generate response: That one will work. Can you book it for 4 people?. Intent: book_train. Slots: train-arriveby=16:00, train-bookpeople=4, train-day=tuesday, train-departure=cambridge, train-destination=london kings cross
Response: I booked your train for 4 people. The reference number is T6X9JMIA and the total fee is 94.4 GBP. Is there anything else I can help you with?