You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am looking for a 0 connections flight to travel to Washington. Can you help me?

ASSISTANT: I can help you with that. May I know your take off and landing codes please?

USER: I am planning my journey from ATL to DCA.

ASSISTANT: Could you provide the travel dates please?

USER: My preferred journey dates are 10/18 and 10/20.

ASSISTANT: May I know your name to proceed further?

USER: My name is Shirley Lopez.

ASSISTANT: Ok, wait a moment please.

USER: Sure.

ASSISTANT: I found a flight with price 100 in AA airline, shall I book it?

USER: Please book the ticket.

ASSISTANT: Your reservation has been done with flight number 1009.

USER: Thank you for your service.

ASSISTANT: You are welcome.