Hi.
user
Hello.
assistant
I am Susan Lewis. I want to change my recent reservation as my exam got postponed. Please help me out.
user
Sure, I will help you. Please wait for some time.
assistant
Ok, take your time.
user
Thank you for waiting, there is no existing reservation found on your name.
assistant
No problem, thank you for the response.
user
Thank you for choosing us, have a great day ahead.
assistant