You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: Owing to an emergency, I would like to cancel my recent reservation. Will you help me with this?

ASSISTANT: Sure, I am mirthful to help you with that. May I know your name please?

USER: My name is Michael Jackson.

ASSISTANT:  Please wait for a while, let me check your previous reservation status.

USER: Sure.

ASSISTANT: There is no active reservation found with your name in our reservation list to cancel it.

USER: Ok, not an issue. Thank you for providing information.

ASSISTANT: Thank you for contacting us, have a great day.