You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I give assistance to you?

USER: Can you please help me to change my reservation to other locations?

ASSISTANT: Sure, we are here to help you to change it.

USER: Thank you for considering my request.

ASSISTANT: May I know your name?

USER: Sure, my name is William Wright.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for your time, there was no reservation found on your name to change it.

USER: Not a problem, thank you.

ASSISTANT: Thank you for opting us.