Query: user: I need to find a train
assistant: What is the day of the trip?
user: I have to travel on the 2nd of this month
assistant: What is the city of departure? What is the destination?
user: I leave Sacramento, CA and I have to go to LAX
assistant: There's a train at 6:30 am which costs $94
user: What is the station of departure and which one of arrival?

Intent: Trains:FindTrains