You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: My name is Cynthia Campbell.

ASSISTANT: Ok.

USER: I just want to cancel my recent reservation, due to my interview has been cancelled. Can you help me with that?

ASSISTANT: Sure, I can help you. Please wait a while.

USER: Sure.

ASSISTANT: Thanks for your time. We didnt found any reservation by this name.

USER: That's Ok, thanks for your information.

ASSISTANT: Thank you for opting us.