generate response: Can you try a booking for 13:30?. Intent: find_taxi. Slots: restaurant-area=dontcare, restaurant-bookday=tuesday, restaurant-bookpeople=4, restaurant-booktime=13:30, restaurant-food=spanish, restaurant-name=la raza, restaurant-pricerange=cheap
Response: I'm sorry, I am unable to book it for that time either. Is there another time, or day I could try for you?