You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your name please?

USER: I am Angela Parker.

ASSISTANT: Yes Angela, please tell us for what assistance you approached us?

USER: Actually, I told my bother to cancel my reservation which I had booked earlier this week. Can you please check my reservation and cancel if it was not cancelled before?

ASSISTANT: Definitely, I am here to help you.

USER: Good to hear that.

ASSISTANT: Please wait for a moment while I check for any active reservations with your name.

USER: Sure, please take your best possible time.

ASSISTANT: Thank you for waiting, there is no active reservation with your name in our portal to cancel.

USER: I believe my brother has done his job and thank you for your response. Have a nice day.

ASSISTANT: Thank you for opting us, have a great day.