You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: I have planned to attend Innovation festival at Dallas & Fort Worth, TX - DFW to share my ideas. Can you please help me for booking?

ASSISTANT: Sure. May I know your good name?

USER: Sure, I am Rebecca Wright.

ASSISTANT: Could you please share your depart and arrival dates?

USER: I will start on 01/18 and return on 01/20.

ASSISTANT: Help me with your source code.

USER: Sure, my nearest boarding airport is Washington, DC - DCA.

ASSISTANT: How much you can afford for this journey?

USER: I can spend up to 500.

ASSISTANT: Please, wait.

USER: Sure.

ASSISTANT: There is a flight with airline: Spirit, flight number:1020, price 100, 1 connection. Shall I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your help.

ASSISTANT: Thank you.