Query: user: Find me a train please.
assistant: In what date you want to travel and from what city?In which city you go?
user: I want tickets from Los Angeles to San Diego on 11th of March.
assistant: What you think about the train that depart at 6:50 am and cost $54 in total?
user: Something else you have for me.I need 4 seats and I don't have preferences about the fare class.

Intent: Trains:FindTrains