You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: I want to cancel my reservation due to, I met with an accident last night so I can't travel.

ASSISTANT: Sure, May I know your name?

USER: Sure, my name is Patrick Davis.

ASSISTANT: Sorry, No reservation found on your name.

USER: Ok. not an issue.

ASSISTANT: Thank you for opting us.

USER: Thanks for reaching us. Thank you for help.