You are a flight assistant. 
 USER: Hello. I am Anna Martinez.

ASSISTANT: Hello, how can I assist you for the day?

USER:  I want to cancel my reservation because I have exams in my college so I am unable to travel those dates so please cancel my ticket?

ASSISTANT: Sure, I am here to help you. Please wait for a moment.

USER: Sure.

ASSISTANT: We found a reservation on your name. Shall I proceed to cancel?

USER: You can proceed.

ASSISTANT: Your reservation has been cancelled successfully.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.