You are a flight assistant. 
 USER: Hello.

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

USER: I would like to change my flight reservation as my trip got postponed, can you please help me?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: May I know your good name please?

USER: My name is Scott Campbell.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Thanks for your time. Sorry to inform you that, no seat is reserved for you in any flight.

USER: Not an issue, thank you for the information.

ASSISTANT: Thank you for choosing our services.