generate response: Yes please, 8 people at 12:30 on Tuesday.. Intent: book_train. Slots: restaurant-bookday=tuesday, restaurant-bookpeople=8, restaurant-booktime=12:30, restaurant-name=pizza express, train-bookpeople=8, train-day=tuesday, train-destination=broxbourne, train-leaveat=20:15
Response: I can't make that reservation right now. Is there anything else I can help you with?