Hello.
user
Hello, how may I assist you?
assistant
I'm Christopher Taylor. My scheduled examination dates has been postponed. So, I would like to change my existing reservation which is under my name.
user
Christopher, please give me moment to check.
assistant
Sure, take your time.
user
Sorry, there is no reservation existing on your name.
assistant
Ok, no issues. Thank you for checking.
user
Thank you for reaching us.
assistant
You are welcome.
user