You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I guide you?

USER: I would like to cancel my recently done reservation, because of meeting cancellation.

ASSISTANT: Sure, can I know your name.

USER: Sure, I'm Ronald Perez here.

ASSISTANT: I'm sorry, there are no reservations with your name.

USER: No problem. Thank you for your information.

ASSISTANT: Thank you, have a good day.