You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I support you today?

USER: Can you please book me a flight with fare of 200 to Washington?

ASSISTANT: Sure, I will help you with that. Do you need any connection?

USER: Yes, I need one connection.

ASSISTANT: Can you share me destination point please?

USER: I am very much interest to visit White house at Washington, DC - DCA.

ASSISTANT: Let me know your source point and return date?

USER: I would like to start at Atlanta, GA - ATL and return on 02/06.

ASSISTANT: Can you provide me your departure date for booking?

USER: I need to departure on 02/04.

ASSISTANT: To proceed further can I know your good name please?

USER: Mary Campbell is my name.

ASSISTANT: Thanks for the details. Please wait for a minute, I will revert you with the availability.

USER: Sure.

ASSISTANT: We are very glad to notify you that there is connected flight in Delta airline. And flight number is 1005 with the price of 200. Shall I proceed for booking?

USER: Yes, you can.

ASSISTANT: Your ticket has been reserved.

USER: Thanks for booking my ticket.

ASSISTANT: Thank you for approaching us, Have a safe journey.