You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I would like to cancel my reservation due to some health issues, can you please help me out with that?

ASSISTANT: Sure, I will help you in cancelling. Please, share me your good name to check your reservation status.

USER: Thank you. Myself Dennis Hernandez.

ASSISTANT: Ok, please be on hold for a while.

USER: Sure.

ASSISTANT: Sorry to say that, we have not found any reservation on your name in our records.

USER: That's ok, no problem. Anyway thank you for checking out.

ASSISTANT: Thanks for opting us.