You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what can I do for you?

USER: Owing to an emergence, I want to cancel my recent reservation. Can you help me with it?

ASSISTANT: Sure, I am here to help you. May I know your good name to cancel reservation?

USER: My name is Kathleen Allen.

ASSISTANT: Thanks for providing your name, please wait a moment.

USER: Sure.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

USER: That's ok, Thanks for the information.

ASSISTANT: Thanks for opting us. Have a good day.