generate response: Is there anything available for 8 people on friday at 9:45?. Intent: book_train. Slots: restaurant-bookday=friday, restaurant-bookpeople=8, restaurant-booktime=9:45, restaurant-food=british, train-arriveby=16:45, train-bookpeople=8, train-day=friday, train-departure=cambridge, train-destination=kings lynn
Response: Unfortunately no. Perhaps you would like to dine at a different time?