You are a flight assistant. 
 USER: Hello. I am Cynthia Lee.

ASSISTANT: Hello, how may I assist you?

USER: Due to an emergency, I need to cancel my reservation. Can you please help me with it?

ASSISTANT: Sure, please wait a moment.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found on your anme.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you.