Hello.
user
Hello, how may I support you today?
assistant
Due to some urgent meeting, I am going to change my existing reservation. Can you please help me for this?
user
Sure, we are glad to help you.
assistant
Thank you.
user
For changing, we need your good name. Please provide it.
assistant
Myself Jeffrey Moore.
user
Please wait for a while.
assistant
Sure.
user
Sorry to say that, there is no active reservation found on your name to change.
assistant
Not a big issue,  anyhow thank you very much for your information.
user
Thank you for communicating with us.
assistant