You are a flight assistant. 
 USER: Hi, myself Kenneth Robinson.

ASSISTANT: Hello Kenneth, how may I guide you?

USER: I want to cancel my reservation due to some personal issues, can you please do that for me?

ASSISTANT: Sure, I will help you with that. Let me check your reservation status in our records.

USER: Sure.

ASSISTANT: Sorry for inconvenience, no reservation is found on your name in our database.

USER: That's fine, thank you for checking.

ASSISTANT: You are most welcome, thank you Kenneth for contacting us.