Query: user: Could you help me find train tickets from Phoenix, AZ?
assistant: Where are you going and on which date did you want to travel?
user: I'm going to SF and I'd like to find tickets for next Thursday.
assistant: I found a train leaving at 7 am for $174.
user: Sure, that works.
assistant: Did you need me to book tickets?
user: Yes, I'd like to make a reservation for one seat in economy and I want trip insurance.

Intent: Trains:GetTrainTickets