generate response: I also need to get a train on Wednesday from London Liverpool Street.. Intent: find_train. Slots: restaurant-area=centre, restaurant-bookday=wednesday, restaurant-bookpeople=7, restaurant-booktime=12:15, restaurant-food=european, restaurant-name=galleria, restaurant-pricerange=moderate, train-arriveby=09:30, train-day=wednesday, train-departure=london liverpool street, train-destination=cambridge
Response: There are 10 trains departing London Liverpool Street on Wednesday? Do you have a departure time in mind?