Hello.
Hello, In what way can I assist you now?
 I would like to cancel my flight reservation as my trip got postponed, can you please help me?
 Sure, may I know your good name?
I am Jason Jackson.
Ok, please wait for a minute.
Sure.
Sorry to say that, there is no active reservation found on your name.
That's ok, thank you for checking.
Thank you for opting us.