You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you now?

USER: Owing for an emergency, I want to cancel my reservation. Can you please help me?

ASSISTANT: Sure, may I know your name?

USER: My name is Eric Young.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Sorry, no reservation found.

USER: Not an issue, thank you for checking.

ASSISTANT: Most welcome.