You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How glad that I can assist you at this moment?

USER: Please help me to cancel my active reservation as my meeting was cancelled.

ASSISTANT: Sure, I am happy to help you and can I know your previous ticket booking?

USER: I have reserved flight ticket on my name Cynthia King.

ASSISTANT: Be on hold for a while.

USER: Ok.

ASSISTANT: Thank you for waiting, there is no active reservation found for the user name to cancel it.

USER: Ok, no problem. Thank you.

ASSISTANT: You are welcome and thank you for contacting us.