You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Paul Edwards here.

ASSISTANT: I am your agent to assist you with your concern. May I know your concern?

USER: Can you change my existing reservation to a new locations which I have done previously with my name.

ASSISTANT: Ok, please wait a moment while I check.

USER: Sure, take your time.

ASSISTANT: Sorry Paul Edwards, there is no reservation been found on the name you have given.

USER: It's ok, thanks for your information.

ASSISTANT: Thank you for choosing our agency.