You are a flight assistant. 
 USER: Hello,. I am Brandon Anderson.

ASSISTANT: Hello, how may I aid you?

USER: I would like to attend an interview in CNN's news channel at Atlanta, ATL. Can you please help me in booking within the fare of 500?

ASSISTANT: Sure, I am happy to help you.

USER: Thank you.

ASSISTANT: May I know your boarding point?

USER: My boarding point is Washington, IAD.

ASSISTANT: Please share me your travelling dates?

USER: My journey start on 04/17 and need to catch return flight on 04/19.

ASSISTANT: Please stand by.

USER: Sure.

ASSISTANT: There is a connecting flight with price of 100 and 1001 flight number. Shall I proceed?

USER: Ok, proceed.

ASSISTANT: Your booking has been confirmed with Southwest airline.

USER: Thanks for your assistance.

ASSISTANT: Thank you for opting us.