You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I would like to cancel my recent reservation because my health condition was not good, can you help me?

ASSISTANT: Sure. Tell me your name please?

USER: Carolyn Anderson here.

ASSISTANT: Please wait.

USER: Ok.

ASSISTANT: I have searched online but I could not find your flight reservation to cancel it.

USER: No problem, Thanks for the information.

ASSISTANT: Thank you.