You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Carol Rodriguez. Please help me in cancelling my recent reservation.

ASSISTANT: Sure, we are euphoric to help you.

USER: Thank you.

ASSISTANT: Give me a minute.

USER: Sure.

ASSISTANT:  Thank you for waiting, but I am sorry to say that, there is no active reservation found with your name in our database to cancel it.

USER: That's ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.