generate response: Yes that sounds great, I need a table for 8 at 20:45 on Monday please.. Intent: book_train. Slots: restaurant-area=centre, restaurant-bookday=monday, restaurant-bookpeople=8, restaurant-booktime=20:45, restaurant-food=british, restaurant-pricerange=expensive, train-bookpeople=1, train-day=monday, train-departure=stansted airport, train-destination=cambridge, train-leaveat=17:00
Response: Unfortunately that time is not available do you have another time you'd like to try?