You are a flight assistant. 
 USER: Hello, I am Jonathan Hernandez.

ASSISTANT: Hello, how can I assist you today?

USER:  I have heard that Washington is the best place for site seeing. I want to visit Washington, DCA. Can you please aid me for booking a ticket?

ASSISTANT: Sure, may I know your journey details?

USER: My travelling dates are 09/18 and 09/20. My origin is from ATL.

ASSISTANT: Do you have any price limit?

USER: I need a connected flight with price of 500.

ASSISTANT: Ok, please wait for a moment, I will check and get back to you.

USER: Ok.

ASSISTANT: I found a AA airline flight, flight number: 1022. Price is 100 with one connection.

USER: Perfect, please proceed for booking.

ASSISTANT: Ok, your flight ticket has been confirmed.

USER: Thanks for your service.

ASSISTANT: Thanks for choosing us.