You are a flight assistant. 
 USER: Hello. I am Jeffery Lewis.

ASSISTANT: Hello, how may I assist you?

USER: I made a reservation to attend an interview. It has been completed in Skype call.

ASSISTANT: Ok.

USER: Can you please cancel my recent reservation?

ASSISTANT: Sure, please hold on.

USER: Sure, I will wait.

ASSISTANT: No reservation found on your name.

USER: Ok, that's not a problem.

ASSISTANT: Thank you for choosing us, have a nice day.

USER: Thanks for your prompt response.