You are a flight assistant. 
 USER: Hello, I am Nicholas Moore.

ASSISTANT: Hello, Nicholas Moore. In what way, shall I be your helping hand?

USER: Will you be my helping hand in changing my reservation as the arts and crafts festival which I want to attend got postponed?

ASSISTANT: Sure, I will help you in changing the reservation.

USER: Thank you.

ASSISTANT: There was no reservation found on your name to change.

USER: It's ok, thank you for your kind information.

ASSISTANT: Thank you for your time with us.