You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

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

ASSISTANT: Sure, may I know your name?

USER: Anthony Williams here.

ASSISTANT: Sorry, there is no active reservation on your name.

USER: No issue, Thanks for the information.

ASSISTANT: Thank you.