Hello.
user
Hello. How may I help you?
assistant
I am Charles Edwards. I would like to cancel my existing flight ticket which has been booked earlier this week as my meeting has been cancelled.
user
Ok, please hold on a moment.
assistant
Ok, please take your possible time.
user
Thanks for your response, there is no reservation existed with your name to cancel it.
assistant
Ok, no problem. Thank you for the information.
user
Welcome, have a nice day.
assistant