Hello. I am Margaret Clark.
user
Hello, how can I assist you for the day?
assistant
Due to sudden changes, my exams has been postponed. Can you please change my reservation?
user
Sure, I am here to help you.
assistant
Thank you.
user
Please wait for a moment.
assistant
Ok.
user
Sorry, we found no reservation on your given name.
assistant
Ok, not an issue. Thank you.
user