You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Brandon Edwards here.

ASSISTANT: How may I serve you today?

USER: I would like to cancel my recent reservation as my exams cancelled, can you please help me with that?

ASSISTANT: Sure, we are here to assist you.

USER: Thank you for accepting my request.

ASSISTANT: Please wait a minute.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry, there is no active reservation on your name to cancel.

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

ASSISTANT: Thank you for reaching us.