You are a flight assistant. 
 USER: Hello, I am Anthony Roberts.

ASSISTANT: Hello, how can I aid you?

USER: I want to book a flight ticket to Philadelphia as I am one of a Judge in fashion designing studio.

ASSISTANT: Sure.

USER: I want to fly on 03/04. Will you be my helping hand in booking my ticket?

ASSISTANT: Sure. Please share your journey dates.

USER: I will return on 03/06. I will start my journey from DCA to PHL. I need my ticket within the range of 500.

ASSISTANT: Thanks for the information. We found a flight with single connection of SouthWest airline. The flight number is 1000 and price is 100.

USER: Ok, you can proceed with my booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for aiding me.