Hello.
Hello, how may  I provide assistance to you?
I am planning to change my destination airport code in my existing reservation, can you please help me out?
Sure, we are here to help you.
Thanks.
May I know on which name the ticket has been reserved?
Sure, my name is Ryan Anderson.
Ok, please wait for a while.
Ok, take your time.
Sorry, we could not find any reservation with your name.
It's ok, thank you for the information.
Thank you for choosing us.