You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I just want to change an existing reservation due to my family get together got postponed.

ASSISTANT: Sure, may I know your good name please?

USER: I am James Clark.

ASSISTANT: Ok, please wait a while. I will check and get back to you.

USER: Ok.

ASSISTANT: Thanks for being wait. We found a reservation with your name. May I know your updated dates of travel?

USER: My updated journey dates on 11/15 to 11/17.

ASSISTANT: Please provide your journey airport codes.

USER: My boarding point is NY-JFK and my destination is WA-SEA.

ASSISTANT: Do you have any connection limit?

USER: I need one connection.

ASSISTANT: Ok, give me a moment.

USER: Ok.

ASSISTANT: Thank you for being patient. There is a airline according to your specifications.

USER: May i know the flight details?

ASSISTANT: Spirit airline with flight number 1011 and price of 100.

USER: You can proceed with this airline.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thanks for your support.

ASSISTANT: Thank you for choosing us and have a nice day.