Hi.
user
Hello, how may I serve you at this moment?
assistant
I am Jennifer Anderson, can you please serve me by modification of my reservation as my exams got postponed to some other day?
user
Sure, I will help you. Please wait for a while.
assistant
Thank you for considering my request, sure I will wait for your response.
user
Sorry Anderson. There is no reservation existing on your name.
assistant
Not an issue with that, it might not be cancelled by my mother but she did not informed me yet. Anyways thank you for the information.
user
You are welcome, have a nice day.
assistant