Hello.
Hello, how can I help you today?
I am willing to change my existing reservation. Can you please help me for this?
Sure, may I know your good name please?
Myself Larry Edwards.
Ok, please wait for a moment.
Sure, I will wait for your kind response.
Sorry to say that, there was no reservation found with your given name.
Not a big problem, anyhow thank you very much for checking the status.
Thank you for choosing us.