generate response: I am traveling alone.. Intent: book_train. Slots: train-bookpeople=1, train-day=wednesday, train-departure=kings lynn, train-destination=cambridge, train-leaveat=21:15
Response: Thank you, I have booked you a seat on TR8385 leaving Kings Lynn at 22:11 cost of 9.8 GBP. The reference number is T7PUQPR1 .