You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you now?

USER: Can you please help me in cancelling my recent reservation, as my health is not good?

ASSISTANT: Sure, I am here to help you. Please, share me your name to check your reservation status.

USER: Thank you for the response, my name is Karen Thomas.

ASSISTANT: Ok, please wait for a moment.

USER: Ok, sure.

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

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you for reaching us.