You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I provide assistance for you?

USER: I want to cancel my reservation, due to some health issue.

ASSISTANT: Ok.

USER: Can you please help me with this?

ASSISTANT: Sure, I will help you. May I know your name to check the previous reservation?

USER: Sure, I am Sharon Anderson.

ASSISTANT: Please, standby.

USER: Sure.

ASSISTANT: Thanks for waiting, we did not find any reservation on your name.

USER: Ok, Thank you for your kind information.

ASSISTANT: Thank you for approaching us.