generate response: I need to get to the restaurant by 18:30. Intent: book_restaurant. Slots: taxi-arriveby=18:30, taxi-departure=cambridge punter, taxi-destination=stazione restaurant and coffee bar, restaurant-area=centre, restaurant-bookday=monday, restaurant-bookpeople=5, restaurant-booktime=18:30, restaurant-food=italian, restaurant-name=stazione restaurant and coffee bar, restaurant-pricerange=expensive
Response: Booking completed. The booked car type is a yellow lexus and the contact number is 07892783917.