generate response: Is there a reference number I need?. Intent: book_restaurant. Slots: restaurant-area=centre, restaurant-bookday=saturday, restaurant-bookpeople=4, restaurant-booktime=18:30, restaurant-food=italian, restaurant-name=don pasquale pizzeria, restaurant-pricerange=dontcare
Response: No, there isn't a reference number just the car type and contact number. Will there be anything else I can assist you with today?