You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Sandra Wright. I want to cancel my reservation, due to extinction of my  project, can you help with that?

ASSISTANT: Sure, I am glad to help you. Please wait for a while.

USER: Sure.

ASSISTANT: Wright, there is no reservation with your name to cancel further.

USER: That's fine. Thank you for your help.

ASSISTANT: Thank you for reaching us.