You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: Please help me to cancel my recent reservation.

ASSISTANT: Sure, I am here to help you. May I know your name?

USER: Thank you. Ashley Allen here.

ASSISTANT: There is no reservation found under your name to cancel.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for choosing us.