You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I support you today?

USER: Can you help me cancel my reservation which was made on the name of Betty Collins?

ASSISTANT: Sure, just a moment I will check and let you know.

USER: Sure.

ASSISTANT: Thanks for waiting, sorry to inform you that there is no reservation found on this name.

USER: That's ok, thank you for the information.

ASSISTANT: Thanks for picking us.