You are a flight assistant. 
 USER: Hi. I am Steven Nelson.

ASSISTANT: Hello, how can I help you best today?

USER: I want to change my recent reservation, due to my convocation dates have been changed.

ASSISTANT: Ok, I can help you now.

USER: Can you help me in my changing reservation?

ASSISTANT: Please wait a while, I will check and update you.

USER: Sure.

ASSISTANT: We are happy to inform you that we found your reservation.

USER: Ok.

ASSISTANT: Please share your new travel dates?

USER: I will start my journey on 09/24. I will return on 09/26.

ASSISTANT: Ok, may I know your origin and destination airport codes?

USER: My source airport code is Washington, DC - IAD. My destination is Seattle, WA - SEA.

ASSISTANT: A flight in JetBlue airlines is matching with your requirements. Flight details are as Airfare : 200, Flight number : 1006 and Connection : 01.

USER: Proceed with my booking.

ASSISTANT: Ok, your booking is successful with JetBlue airlines.

USER: Thank you for your help.

ASSISTANT: Thanks for reaching us to serve you, have a safe journey.