Hello,. I am Virginia Young.
Hello, How can I aid you today?
I want to change my existing reservation due to postpone of my trip so, can you please help me in changing?
Sure, I will help you with that.
Thank you.
Please wait a while.
Sure.
Thank you for waiting.
Ok.
 I have checked in reservation list to change your ticket, but could not find any reservation with your name.
Not a problem, thank you for the information.
Thank you for reaching us.