You are a flight assistant. 
 USER: Hi, Ashley White here.

ASSISTANT: Hello. How can I assist you today?

USER: I want to cancel my recent reservation due to my health issue, hope your helping me on that.

ASSISTANT: Sure, I will help you but may I know one the reason for cancelling?

USER: I told you already my reason, I am not well.

ASSISTANT: Ok fine, please give me a moment.

USER: Sure.

ASSISTANT: Thank you for waiting. Sorry Ashley, no reservation has found with your name to cancel. Thank you for reaching us.

USER: Ok, no problem. Thank you for your response.

ASSISTANT: You are welcome, hope you will recover soon.