You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I best serve you today?

USER: Myself Nicole Roberts. Actually I have some business conference meeting, I amgoing to cancel my reservation. Can you please help me for this?

ASSISTANT: Sure, please hold a moment.

USER: Sure, I will wait for your kind response.

ASSISTANT: Thank you for waiting. There is no active reservation found on your name.

USER: Not a big problem, anyway thank you very much for your service.

ASSISTANT: Thank you.

USER: You are welcome.