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