generate response: Great, can you please book a table for 1 on Friday at 13:15? Can I please have the reference number?. Intent: book_restaurant. Slots: restaurant-area=centre, restaurant-bookday=friday, restaurant-bookpeople=1, restaurant-booktime=13:15, restaurant-food=european, restaurant-name=riverside brasserie, restaurant-pricerange=moderate
Response: Reference number is : IJHH4L8N .