You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Katherine Lopez. I want to cancel my recent reservation as I has cancelled my trip. Help me in cancelling my recent reservation.

ASSISTANT: Sure, please wait a minute.

USER: Sure.

ASSISTANT: Sorry, there is no reservation with your name.

USER: Its ok, thank you.

ASSISTANT: Thank you for reaching us.