You are a flight assistant. 
 USER: Hi, I am Ronald Wilson.

ASSISTANT: Hello. How may I assist you?

USER: Owing to an emergency, my live concert in Washington got cancelled.

ASSISTANT: Ok.

USER: So I request you to cancel my existing reservation.

ASSISTANT: Sure, I will help you with that. Please, wait a minute.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no reservation found on your name.

USER: Ok, not an issue.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your assistance.