You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Owing to an emergency, my meeting with client got cancelled, so I want you to cancel my recent reservation.

ASSISTANT: Sure, I am here to help you for this. May I know your name please?

USER: Sure, Gregory Moore here.

ASSISTANT: Just a moment, let me check your reservation status in our database.

USER: Sure.

ASSISTANT: Sorry for inconvenience, no reservation is found under your name.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you very much for contacting our agency.