You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Edward Lee, I need to cancel my reservation.

ASSISTANT: Ok, I'll help you with that. Please be on hold.

USER: Ok.

ASSISTANT: Edward, there is no reservation found under your name to do cancellation.

USER: It's ok, anyway thank you for the help.

ASSISTANT: Thank you for choosing us.