You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

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

ASSISTANT: Sure. May I know your name?

USER: Sure, I have made my reservation on the name Justin Nelson.

ASSISTANT: Please wait for a while, I will check you reservation.

USER: Ok.

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

USER: No issue. Thank you for your time.

ASSISTANT: Thank you for approaching us.