Query: user: Could you look a locomotive for me?
assistant: What metropolis do you intend to leave from?
user: I'm searching for tickets leaving San Diego.
assistant: What metropolis are you headed to?
user: I'm headed to Sacramento; look for tickets on Friday next week.
assistant: There are 9 locomotives suitable for you, departing at 6:10 am with a price of $145.
user: What location does the train depart from?
assistant: It departs from Santa Fe Depot.
user: That's find with me.

Intent: Trains:FindTrains