generate response: Yes, please for 6 people starting tuesday night.. Intent: book_train. Slots: hotel-bookday=tuesday, hotel-bookpeople=6, hotel-name=cambridge belfry, hotel-parking=yes, hotel-pricerange=cheap, hotel-stars=4, hotel-type=hotel, train-arriveby=17:00, train-bookpeople=6, train-day=tuesday, train-departure=cambridge, train-destination=peterborough
Response: how many days will you be staying?