generate response: Yes I need to find a train on Friday going to Cambridge from Norwich and arriving by 12:45.. Intent: find_train. Slots: train-arriveby=12:45, train-day=friday, train-departure=norwich, train-destination=cambridge
Response: The earliest arrival prior to that time is the TR9900 which leaves Norwich at 05:16 and arrives in Cambridge at 06:35. Would you like me to book you a seat?