Hello.
user
Hello, how may I assist you?
assistant
I need to change my existing reservation.
user
Sure, may I know your name please?
assistant
My name is Susan Evans.
user
Thank you for providing your name, please wait for a minute I will check the status and revert you.
assistant
OK.
user
Thank you for waiting, I am sorry to inform you that there was no flight found by your name.
assistant
OK.Thanks for your information.
user
Have a good day.
assistant