Hello.
user
Hello, how may I assist you today?
assistant
I want to change my destination airport code in my existing reservation, can you please help me out?
user
Sure, may I know your name for the changing process?
assistant
Sure, my name is Margaret Roberts.
user
Sorry as per your concern I can not amend your reservation, as your reservation is not found as per our records.
assistant
It's ok, thank you for the information.
user
Welcome, thank you for reaching us.
assistant