Hi.
user
Hello, how may I help you for this moment?
assistant
I want to change my reservation, can you help me?
user
Sure, I will help you with this. May I know your name please for further process?
assistant
Myself Andrew Clark.
user
Ok, please wait for a moment.
assistant
Ok.
user
Sorry Clark, there is no reservation found as per your name to change your reservation in your database.
assistant
No problem, thanks for checking.
user
You are welcome.
assistant