Query: user: Can you find me a one way flight from Portland, OR for Tuesday next week? I would like a Premium Economy ticket.
assistant: Sure. Where would you like to go?
user: To Seattle, WA.
assistant: Would a flight with Alaska Airlines interest you? The flight takes off at 9:45 am and a ticket will cost $104.
user: That would work, but can you find me some trains going to the same place?
assistant: Would you like to travel on March 5th?
user: No, find me tickets for the 9th of this month.
assistant: There are 9 trains that meet your criteria. What about a train departing at 9:10 am with a ticket price of $63?
user: That sounds good to me.
assistant: Would you like to book tickets now?
user: Yes, let's do it now.

Intent: Trains:GetTrainTickets