You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I be your helping hand?

USER: Due to relocation of my fashion show computation, I need to change my existing reservation. Can you help me to change it?

ASSISTANT: Sure, I will help you. May I know your name?

USER: Sure, my name is James Taylor.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: There was no reservation found on your name.

USER: Thanks for your information.

ASSISTANT: Thank you.