Query: user: I need a flight from New York City to Chi-town. I'd like the fly premium economy.
assistant: When are you traveling?
user: Sunday this week.
assistant: A flight on Delta Airlines would be $169 and it leaves at 8:55 pm.
user: What time does the flight arrive?
assistant: 10:14 pm.
user: I want something else. And I need just 1 ticket.
assistant: I found 2 flights on Southwest Airlines. The first leaves at 11:45 am and the ticket price is $194.
user: That will be great. I'll need a train to get to the airport.
assistant: Are you traveling on March 3rd?
user: No, March 6th.

Intent: Trains:FindTrains