Query: user: I need to find a train.
assistant: Where will you be departing from? when are you going?
user: I will be leaving on the 5th for Sacramento, CA.
assistant: Where are you travelling to?
user: I am visiting San Diego.
assistant: There are 10 trains going to San Diego. One is at 6:30 am and costs $154.
user: What else can you find?
assistant: There is another departing at 7:20 am and costs $158.
user: Which station does it depart from? Which station does it arrive at?
assistant: The train is leaving Sacramento Valley Station and arriving at Santa Fe Depot.
user: Sounds good thanks. I want to book train tickets for one in any fare class.
assistant: Do you need travel insurance?
user: I need insurance please.
assistant: You want a value ticket for 1 on the 5th at 7:20 am on March 5th from Sacramento to San Diego.
user: That works for me.

Intent: Trains:GetTrainTickets