Hello.
user
Hello.
assistant
My name is Shirley Davis.
user
How may I assist you?
assistant
I want to change my existing reservation, can you help me for that?
user
Ok, please wait for a while.
assistant
Sure, I will wait.
user
Thanks for your time, there is a flight reserved with your name.
assistant
That's ok, thank you for checking.
user
Welcome.
assistant