generate response: ok book us fir 8 on friday at 15:15. Intent: find_taxi. Slots: restaurant-area=centre, restaurant-bookday=friday, restaurant-bookpeople=8, restaurant-booktime=15:15, restaurant-food=indian, restaurant-name=saffron brasserie
Response: Your reservation at the saffron brasserie for this friday at 15:15 for 8 people was successful. Your Reference number is : Q3IFEX40 .