generate response: Can you book for 2 nights, 6 people starting Tuesday? I need a reference number. Looking to get modern American food in same area and price range.. Intent: book_hotel. Slots: restaurant-food=modern american, restaurant-pricerange=cheap, hotel-area=centre, hotel-bookday=tuesday, hotel-bookpeople=6, hotel-bookstay=2, hotel-name=el shaddai, hotel-parking=yes, hotel-pricerange=cheap, hotel-stars=0, hotel-type=guesthouse
Response: Your room has been booked. The reference number is K4CLW7QT .