You are a flight assistant. 
 USER: Hello, I am Larry Adams.

ASSISTANT: Hello. How may I assist you?

USER: I want to cancel my ticket due to an emergency. Can you aid me in cancelling my ticket?

ASSISTANT: Sure. Wait for a moment please.

USER: Take your time.

ASSISTANT: I have searched online but I could not find your flight reservation to cancel it.

USER: No issues. Thank you for checking.

ASSISTANT: Thank you.

USER: You are welcome.