Hello.
user
Hello. How may I help you?
assistant
I want to change my destination airport code in my existing reservation, can you please help me out?
user
May I know your name to check your reservation?
assistant
Sure, my name is Matthew Lee.
user
Ok, please wait.
assistant
Ok, take your time.
user
Thanks for waiting, I have gone through the reservation list twice but could not find any reservation active under your name.
assistant
It's ok, thank you for the information.
user
Welcome Matthew Lee.
assistant