Hello. My name is Mary Nelson.
user
Hello, what can I do for you?
assistant
I want to change my destination airport code in my existing reservation, can you please help me out?
user
Ok, let me check with your previous booking.
assistant
Ok, take your time.
user
There is no reservation under your name.
assistant
That's ok, thank you for the information.
user
Thank you for approaching us.
assistant