You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,How may I help you?

USER: I am Laura Moore.

ASSISTANT: Ok.

USER: As my business trip was postponed, I need to cancel my recent reservation.

ASSISTANT: Ok,please wait a minute.

USER: Ok.

ASSISTANT: Thanks for waiting, there is no ticket reserved under your name.

USER: Ok, Thanks for your information.

ASSISTANT: Thank you for approaching us.