Hello.
user
Hello,. How may I aid you?
assistant
I am Andrew Lewis. I want to change my existing reservation due to sudden postpone of my exams. Can you help me with that?
user
Sure, please wait for a minute.
assistant
Sure.
user
I am sorry to inform that there is no reservation found with your name.
assistant
Ok, not an issue. Thank you for your information.
user
Thank you for choosing us.
assistant