You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I respond to your request?

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

ASSISTANT: Sure, I can help you in that.

USER: Thanks.

ASSISTANT: May I know your good name please?

USER: Sure, my name is Barbara White.

ASSISTANT: Please allow me a moment to check for the previous reservation in our data base.

USER: Ok, take your time.

ASSISTANT: We are sorry to say that, there is no active reservation found on your name.

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

ASSISTANT: Thanks for approaching us.