You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I need to cancel my existing reservation, which is done recently. Can you please help me out?

ASSISTANT: Sure, I am here to help you.

USER: Thank you for considering my request.

ASSISTANT: May I know your name?

USER: Myself Jennifer Walker.

ASSISTANT: There is no reservation found under your name.

USER: Not an issue, anyway thank you for the information.

ASSISTANT: Thank you for choosing us.