You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Virginia Robinson here. I would like to cancel my reservation as my exams cancelled, can you please help me in that?

ASSISTANT: Sure, wait a minute.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry, we could not find any reservation on your name.

USER: That's ok, no problem. Thank you for checking out.

ASSISTANT: Thank you for reaching us.