You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Larry Nelson here.

ASSISTANT: How may I assist you?

USER: I want to cancel my reservation as I met with an accident. Can you please do that for me?

ASSISTANT: Sure, I will help you. Please wait a moment.

USER: Sure.

ASSISTANT: Larry, no reservation has been found on your name in our database.

USER: Not an issue. Anyway, thank you for checking.

ASSISTANT: Thank you for approaching us.