You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

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

ASSISTANT: Sure, I will help you with that, please hold on for a moment. May I know your name please?

USER: I am Steven Brown.

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

USER: Ok, no roblem.

ASSISTANT: Thank you for reaching us.