Hello, myself Sarah Campbell.
user
Hello. How may I assist you today?
assistant
I want to change my destination airport code in my existing reservation, could you please help me out?
user
Sure, I am here to help you. Ok, please wait for a minute.
assistant
Ok, take your time.
user
Sorry to say that, there is no reservation found on your name in our database.
assistant
It's ok, thank you for the information.
user