You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can i help you today?

USER: Kevin Martin this side. Owing an emergency, I want to cancel my reservation. Can you please help me?

ASSISTANT: Sure, please wait for a while I will get back to you.

USER: Ok.

ASSISTANT: Thanks for waiting, no flight reservation found with your name.

USER: That's ok, no problem.

ASSISTANT: Thanks for choosing us.

USER: Thank you for your information.