generate response: I apologize, I should have let you know before, I need a train from bishops stortford to cambridge, on sunday. I need to arrive by 14:45.. Intent: find_restaurant. Slots: train-arriveby=14:45, train-day=sunday, train-departure=bishops stortford, train-destination=cambridge
Response: TR0275 will leave at 13:29 and arrive by 14:07. Would you like to buy tickets?