You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Karen Jones.

ASSISTANT: Is there any help that you are expecting from my side?

USER: Please cancel my recent reservation due to my health issue.

ASSISTANT: Sure, please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, there is no active reservation found on your name in the database.

USER: Ok, not an issue. Thank you.

ASSISTANT: Welcome, thank you for reaching us.