Hello.
Hello. How may I help you?
I want to change my travel dates in my previous reservation so can you please help me with that?
Sure. May I know your name please?
Thank you for your response. my name is Helen Roberts.
Please wait.
Ok.
Thanks for waiting.
It's ok.
But I am sorry to say that there is no flight reservation on your name to change it.
Oh! It's ok no problem.
Thank you.