You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Amy Lewis here.

ASSISTANT: Amy, how can I help you now?

USER: I heard about that UA airlines is not providing a good service. So, I would like to cancel my reservation.

ASSISTANT: Ok, please wait for a moment. Sorry Amy, there is no reservation found on your name.

USER: It's ok.

ASSISTANT: Thank you for approaching us, have a nice day.

USER: Thank you for the help.

ASSISTANT: You are welcome.