generate response: I need to book a table for 5 people at 19:45 on thursday. Intent: book_restaurant. Slots: restaurant-area=east, restaurant-bookday=thursday, restaurant-bookpeople=5, restaurant-booktime=19:45, restaurant-food=indian, restaurant-name=pipasha restaurant, restaurant-pricerange=expensive
Response: Booking was successful. The table will be reserved for 15 minutes. Reference number is : 6X61ZYW2 .