You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help 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 am glad to help you with that. May I know your good name to check your reservation status?

USER: Thank you for accepting my request. Myself Michelle Johnson.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I will wait for your response.

ASSISTANT: We regret to inform you that, we have not found any active reservation on your name in our database.

USER: Ok,no problem. Anyway thank you for checking out.

ASSISTANT: Thank you for choosing us.