You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Rebecca Young here.

ASSISTANT: How may I assist you?

USER: I want to attend a Marriage in Washington. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, can you share your airport codes please?

USER: My airport codes are from ATL to DCA.

ASSISTANT: Ok, now please share your travel dates?

USER: My travelling dates are from 04/04 to 04/06. Make sure my price limit is 500.

ASSISTANT: Thanks for your patience. I have found southwest airlines which flies with one connection.

USER: Please proceed for booking the flight ticket.

ASSISTANT: Yes, I have confirmed your flight ticket with flight number 1011.

USER: Thanks for helping me.

ASSISTANT: Thank you.