You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I best aid you today?

USER: I want to cancel my recent reservation due to my board meeting got preponed. Can you please help me in cancellation?

ASSISTANT: Sure, I can cancel your reservation right now.

USER: Thank you.

ASSISTANT: Before that I need to know your name?

USER: My name is Jennifer Brown.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry to specify that there is no active reservation found on your name to cancel it.

USER: Not a problem, thank you for the information.

ASSISTANT: Thanks for reaching us, have a happy day.