You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please cancel my reservation as the baby shower program which I want to attend got postponed?

ASSISTANT: Sure, I will help you. Can you please share your good name?

USER: Sure, my name is Sharon Wilson.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no active reservation found on your name to cancel.

USER: Ok, thanks for your help.

ASSISTANT: Thank you for choosing us, hope to serve you again.