Hi. I am Larry Miller.
user
Hello, how may I serve you?
assistant
I want to change my existing reservation due to my exams dates were postponed.
user
Please wait for a while, let me check and get back to you.
assistant
Ok, take your time.
user
Based on your information, that there is no reservation found on your name.
assistant
Not an issue.
user
Thank you for availing us.
assistant
Thank you for your information.
user