generate response: I need the train on Wednesday as well and I need it to leave after 16:45 please.. Intent: find_train. Slots: hotel-area=north, hotel-bookday=wednesday, hotel-bookpeople=3, hotel-bookstay=3, hotel-parking=yes, hotel-pricerange=moderate, hotel-type=guesthouse, train-day=wednesday, train-departure=bishops stortford, train-destination=cambridge, train-leaveat=16:45
Response: There are 4 trains what time would you like to arrive by?