You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Sarah Wright. Due to some reasons my business meeting postponed, so can you please cancel my recent reservation?

ASSISTANT: Sure.

USER: Ok.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.