You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER:  I am Richard Phillips and I have to travel from DFW to IAD to investigate a case.

ASSISTANT: I can help you Richards, can I know your dates please?

USER: My investigate case dates are 01/20 and 01/22.

ASSISTANT: Wait a moment.

USER: Sure.

ASSISTANT: There is a flight with your information, can I proceed?

USER: Proceed.

ASSISTANT:  Richard, your reservation is done with flight 1001 ,AA airlines.

USER: Thank you.

ASSISTANT: Thank you for approaching us.