Hello.
Hello, how may I aid you today from my end?
Myself Raymond Lewis. Due to some business meeting, I am going to cancel my reservation. Can you please help me for this?
Sure, I am here to help you out.
Ok, I will wait for your kind response.
Please allow me a moment.
Sure.
Sorry  Raymond Lewis, there is no flight reservation on your name in our database.
Not a big issue, anyhow thank you very much for your service.
Thank you for reaching us.