generate response: looking for a train, The train should arrive by 15:45 and should leave on saturday. The train should go to cambridge and should depart from ely. Intent: find_train. Slots: train-arriveby=15:45, train-day=saturday, train-departure=ely, train-destination=cambridge
Response: TR4698 leaves Ely at 13:35 and arrives in Cambridge at 13:52. Will this work for you?