You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you the best today?

USER: Can you aid me in booking a flight ticket from DEN to DCA?

ASSISTANT: Sure, we are here to help you. May I know your trip dates?

USER: I am planning to start on July 13th and return back on July 15th.

ASSISTANT: Do you need any break in your journey?

USER: I want to return back in evening time. And I need 1 braek.

ASSISTANT: Is there any class preference for you?

USER: No.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: We found a connecting flight with fare of 100 and 1001 flight number. Shall I proceed?

USER: Yes, you can go ahead.

ASSISTANT: To confirm the booking, may I know your good name please?

USER: I am Dorothy Wilson.

ASSISTANT: Your seat has been reserved with Delta Airlines in economy class.

USER: Thank you for the support.

ASSISTANT: Thank you for opting us.