Query: user: I want you to find me a train which leaves from Philly, and I want to have 1 seat for it.
assistant: Can you tell me the date when you are going to have your travel?
user: The tickets I am looking for should be for the 12th.
assistant: Can you tell me your destination?
user: I want to go to NYC.
assistant: How would you like having the train which leaves at 10:40 am, and the ticket of which costs $47?
user: Can you tell me the station from where the train leaves, and the station where the train arrives at?
assistant: The train will be departing from 30th Street Station, and it's arrival station is Grand Central Station.
user: Is there some other train that you can suggest? More specifically I want to have a train which leaves from Washington, and I do not mind the class of the fare.

Intent: Trains:FindTrains