generate response: Let's go with Hakka, and make a booking for 7 people at 19:15 on Monday. And give me the reference number please.. Intent: find_train. Slots: restaurant-area=north, restaurant-bookday=monday, restaurant-bookpeople=7, restaurant-booktime=19:15, restaurant-food=chinese, restaurant-name=hakka, restaurant-pricerange=expensive
Response: Great the booking was successful, your reference number is 4DV3FA1B .