generate response: Yes, that would be fine. I don't need tickets, I just need the travel time, price, and train ID.. Intent: find_train. Slots: train-arriveby=20:30, train-day=saturday, train-destination=london kings cross, train-leaveat=17:00
Response: The train id is TR0427, it leaves cambridge at 19:00 and arrives at london kings cross at 19:51. The cost is 18.88 pounds. May i be of further assistance.