You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you at this moment?

USER: Due to some financial issues, I would like to cancel my recent reservation. Please help me out.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: My name is Michelle Perez.

ASSISTANT: We found a reservation on your name. Shall I proceed with cancellation?

USER: Sure, please proceed.

ASSISTANT: Your ticket reservation has been cancelled successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.