You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you today?

USER: I am Anthony Harris. Can you please help me in booking my flight ticket from DFW to IAD?

ASSISTANT: May I know your travel dates? Ok, do you have any preferences?

USER: My travelling dates are Mar 29 and Mar 31. I need connecting flight.

ASSISTANT: Flight-1023 is available in Spirit airlies with single connection and the flight fare is 200. Can I proceed?

USER: Please proceed.

ASSISTANT: Your booking is confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.