Hello, I am Charles Mitchell.
Hello, Charles Mitchell, how can I aid you today?
Unfortunately my exams was postponed so I need to change my reservation, can you please help me to change my reservation?
Sure, we are happy to help you. Please wait for sometime, I will check the status and let you know.
Ok.
Thanks for your time. Sorry, we did not find any existing reservation based on your name.
No issues.
Thanks for availing our service, we hope to serve you again.