generate response: Yes please book for 8 people. I need the reference number. Also, I want information on a restaurant called Bangkok City.. Intent: book_train. Slots: restaurant-name=bangkok city, train-arriveby=15:15, train-bookpeople=8, train-day=thursday, train-departure=cambridge, train-destination=broxbourne
Response: Your train is booked, ref #46PQOV6Y . Now, what would you like to know about Bangkok City?