You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: Please cancel my active reservation as my meeting was cancelled.

ASSISTANT: Sure, May I know your name?

USER: Susan Collins.

ASSISTANT: Please wait a minute.

USER: Ok, I will wait.

ASSISTANT: Sorry, No reservation found on your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for opting us.