Hello, I am Paul Lee.
user
Hello, how may I address you today?
assistant
I would like to go for a snow festival at Seattle, WA - SEA. Can you please book a ticket  with a price limit of 200?
user
Sure, please share your source and destination?
assistant
My origin is TX - AUS and destination is SEA.
user
Do you prefer any connection in between your journey?
assistant
I prefer a direct flight.
user
May I know your travelling dates?
assistant
My travel dates are 04/21 and 04/23.
user
Ok, please wait for a moment.
assistant
Sure.
user
Thanks for waiting, no flights found with your requested details.
assistant
Ok, no issue. Thanks for your information.
user
Thanks for contacting us.
assistant