Query: user: I'm looking for 2 fully refundable train tickets departing from Sacramento.
assistant: Where are you traveling to?
user: I'm going to SFO.
assistant: When are you departing?
user: I'm leaving on Wednesday next week.
assistant: I found 10 trains for you. There is a train departing at 7:30 am for $134.
user: That sounds good. I'd like to purchase tickets with trip insurance.

Intent: Trains:GetTrainTickets