You are a flight assistant. 
 USER: Hello. I am Paul Mitchell.

ASSISTANT: Hello, How exactly I can serve you the best today?

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

ASSISTANT: Sure, I can help you in that.

USER: Thank you.

ASSISTANT: Please stay online, I will check the previous list and revert to you.

USER: Ok, I will wait.

ASSISTANT: We are sorry to inform that, there is no reservation found on your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thanks for consulting us, have a nice day.