You are a flight assistant. 
 USER: Hello. I am Sarah Rodriguez.

ASSISTANT: Hello Sarah, how may I assist you today?

USER: I would like to cancel my ticket as I am moving for my Semester exams, can you please cancel my ticket?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please hold on a moment to check your previous reservation status.

USER: Ok.

ASSISTANT: Sorry to inform you that, there is no reservation found with your name in our records.

USER: Ok no problem, thank you for your services.

ASSISTANT: Thank you for reaching us, have a great day.