Hi, I am Helen Green.
user
Hello, how may I aid you?
assistant
Due to postponed of my semester exam, I want to change my existing reservation. Can you please help me with this?
user
Sure, I am happy to help you. Please wait for a moment, I will check the status and revert you.
assistant
Sure.
user
Thank you for your patience, There was no reservation found on your name.
assistant
That's Ok. Thanks for your assistance.
user
Thank you for contacting us.
assistant