Hello,.
Hello.
I am David Baker.
How can I aid you today?
I want to change my existing reservation as my interview got postponed, please help me out.
Sure, I am here to help you.
Thank you.
Please, wait.
Ok, take your time.
Thank you for being patience. I am here to inform you that, there is no reservation found on your name.
That's fine, thank you for the response.
Thank you for opting us.