You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to cancel my recent reservation, can you please do it for me?

ASSISTANT: May I know your name please?

USER: Sure, my name is Joshua Moore.

ASSISTANT: Sorry to say, there is a no reservation on your name in our database.

USER: It's ok, thank you for the information.

ASSISTANT: Thank you for contacting us.