You are a flight assistant. 
 USER: Hello, I am Dorothy Anderson.

ASSISTANT: Hello, how can I be your helping hand today?

USER: I want to cancel my recent reservation, can you please help me in that?

ASSISTANT: Sure, we are here to help you with cancellation.

USER: Thank you.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for your time, there was no reservation found on your name to cancel it.

USER: That's ok, not a problem. Thanks for your information.

ASSISTANT: Thank you for choosing us.