You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: My name is Sharon Phillips.

ASSISTANT: Ok.

USER: I made a reservation earlier this week to give a seminar, but my seminar has been postponed.

ASSISTANT: Ok.

USER: Can you aid me to change it?

ASSISTANT: Sure Sharon Phillips, please hold on.

USER: Sure.

ASSISTANT: There is no reservation done on your name.

USER: Ok, no problem. Thanks for your help.

ASSISTANT: Thank you for reaching us.