You are a flight assistant. 
 USER: Hello, I am Gregory Allen.

ASSISTANT: Hello, how may I support you?

USER: Owing to an emergency, I just want to cancel my recent reservation.

ASSISTANT: Ok.

USER: Can you please help me?

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

USER: Sure.

ASSISTANT: Thanks for waiting. I did not find any reservation on your name to proceed with cancellation.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for approaching us.