generate response: I'll take the one that arrives at 7:54. How much do those tickets cost?. Intent: find_train. Slots: train-arriveby=09:45, 9:45, train-day=monday, train-departure=stevenage, train-destination=cambridge
Response: The ticket is 12.80. Would you like me to book this for you, or do you have other questions I can help with?