Hello, I am Debra Collins.
Hello, How can I aid you?
I would like to change my existing reservation due to postpone of my conference.
Ok.
Could you please help me with modifying my existing reservation?
Sure. Wait for a while.
I regret my name is Deborah Collins.
Thanks for waiting. There is no reservation found on your name.
No problem, thank you for the information.
Thank you.