You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what sort of help are you seeking from me?

USER: I want to cancel my recent reservation, due to some health issue. Can you help me?

ASSISTANT: Sure, I can help you in that.

USER: Thank you.

ASSISTANT: For that I need to know your name. Can you please provide me?

USER: Ok, my name is Justin Miller.

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

USER: Sure, take your own time.

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

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thanks for contacting us, wish you a great day.