You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

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

ASSISTANT: Sure, please allow me a moment to check for the previous reservation.

USER: Ok.

ASSISTANT: Patrick, there is no reservation found under your name.

USER: It's ok, thank you for checking.

ASSISTANT: You are welcome.