You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide 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.

USER: Thank you.

ASSISTANT: May I know your good name to check your reservation status?

USER: Myself Rachel Campbell.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, I will wait for your response.

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

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

ASSISTANT: Thank you for approaching us.