generate response: I need to leave from cambridge and get to Kings Lynn by 8:00 on Saturday.. Intent: find_train. Slots: train-arriveby=08:00, 8:00, train-day=saturday, train-departure=cambridge, train-destination=kings lynn
Response: The TR2973 leaves from cambridge on Saturday at 07:11 and arrives at kings lynn at 07:58. If you want one that leaves more time there is one an hour earlier.