Hi.
Hello.
Myself Jerry Parker.
How may I assist you?
Actually, I have  done a mistake in booking my ticket yesterday night.
Ok.
I want to change my locations, can you please help me in changing my reservation?
Sure, I am here to help you. Please hold on.
Ok.
No reservation found on your name. Sorry for inconvenience.
It's fine. Thank you for the information.
Welcome.