You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: Can you please help me in cancelling my recent reservation?

ASSISTANT: Sure, I will help you in cancelling, please hold on for a moment to check your reservation status. May I know your name please?

USER: Myself Brian Robinson.

ASSISTANT: Brian, I did not find any active reservation with your name in my database.

USER:  Ok, fine thank you for giving information.

ASSISTANT: It's my pleasure.