Query: user: would you kindly help me to find a train?
assistant: From which city you want to depart?
user: I am starting from Sacramento, CA
assistant: On which date you want to travel?
user: Search tickets for Wednesday next week.
assistant: To which place you are going?
user: I want to go LAX.
assistant: Starting at 6:30 am with ticket cost $83.
user: This is perfect.
assistant: Can i book the tickets?
user: Okay..I want to book with trip insurance and ticket should be economy class.

Intent: Trains:GetTrainTickets