You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

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

ASSISTANT: Sure, I am glad to help you with that.

USER: My name is Eric Jackson.

ASSISTANT: May I know your good name? Ok, wait for a minute.

USER: Ok.

ASSISTANT: Sorry to say that, there is no reservation found on your name in our database.

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

ASSISTANT: Thank you for consulting us.