You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Myself Alexander Taylor. I need to cancel my recent reservation due to my health problem, can you please help me?

ASSISTANT: Sure, please wait for a minute.

USER: Please proceed checking.

ASSISTANT: I could not find any reservation with your name in our database.

USER: That's not an issue, thank you for checking.