Hello, myself Jennifer Green.
Hello Jennifer Green, how may I help you?
I want to change my destination airport code in my existing reservation, can you please help me out?
Yes, I am glad to help you in changing the ticket details. Can you please wait a minute?
Sure, take your time.
Thank you for waiting.
Ok.
I am really sorry for the trouble which is caused to you, I have not found any reservation with your details in our confirmation chart list.
It's ok, thank you for the information.
You are welcome.