You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: I am Scott Collins. Due to some emergency problem, I need to cancel my reservation.

ASSISTANT: Ok.

USER: Can you please help me?

ASSISTANT: Sure. Please wait for a moment, I will check your reservation.

USER: Sure.

ASSISTANT: Thank you for being patience. I am here to inform you that, there is no reservation found on your name.

USER: No issues. Thank you.

ASSISTANT: Thank you for contacting us.