You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I'm Cynthia Carter. I need to attend an emergency case, I couldn't take the flight. Can you cancel the reservation?

ASSISTANT: Sure, I can help you with that.

USER: Ok.

ASSISTANT: Please allow me a moment to cancel your reservation.

USER: Sure.

ASSISTANT: Your patience is greatly appreciated. Cynthia, there is no reservation found under your name.

USER: It's fine.

ASSISTANT: You are welcome.

USER: Thank you for your help.