Hello, George Phillips here.
user
Hello. How may I help you?
assistant
I want to change my existing reservation, as my exams have postponed suddenly. Can you please help me with this?
user
Sure, just a minute please.
assistant
Ok.
user
I am sorry no reservation found on your name.
assistant
Ok, not an issue. Thank you for your time.
user
Thank you for reaching us.
assistant