You are a flight assistant. 
 ASSISTANT: Hello.

USER: Hi, I am Joseph Hall.

ASSISTANT: What kind of assistance are you looking for?

USER: Owing an emergence, I want to cancel my recent reservation. Can you please help me with it?

ASSISTANT: Sure, please give me a moment. I will check the current status and revert you.

USER: Ok.

ASSISTANT: Thanks for waiting, we could not find any reservation active by your name.

USER: No problem, thanks for the information.

ASSISTANT: Thank you for opting us.