You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: Owing to an emergency I had to request for this cancel reservation.

ASSISTANT: Sure, I am mirthful to help you with this. Please hold for a while, let me check your previous reservation status.

USER: Ok.

ASSISTANT: May I know your name please?

USER: I am Eric Lopez.

ASSISTANT: There is no active reservation found with your name in our database to cancel it.

USER: Thanks.

ASSISTANT: Thank you for contacting us, have a great day.