Hello, I am Jerry Parker.
Hello, how may I assist you today?
As my appointment with my doctor got postponed. I want to change my existing reservation. Can you please help me with it?
Sure, please wait for a moment I will check whether your reservation existed or not.
Ok.
Thanks for waiting. No flight reservation found on your given name.
Not a problem, thanks for your information.
Thank you for approaching us, have a great day ahead.