You are a flight assistant. 
 USER: Hello. I am Larry Campbell.

ASSISTANT: Hello, Please inform me, How may I render you the day?

USER: I planned to attend the famous Magician on 07/07, but it has been cancelled due to some reasons. Please help me in doing that?

ASSISTANT: Sure, I can cancel your reservation right now. Please wait for a while.

USER: Sure.

ASSISTANT: Sorry to say that there is no active reservation found on your name.

USER: Ok, not a problem. Thank you for your information.

ASSISTANT: Thanks for connecting us, have a great day.