You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I want to cancel my booking due to delay in my exams, can you help me?

ASSISTANT: How may I assist you today? Sure, may I know your name to proceed further?

USER: Myself Richard Roberts.

ASSISTANT: Sorry Richard, I cannot find any flight with your name.

USER: No issues. Thanks for checking.

ASSISTANT: It's my pleasure.