You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I need you to book a flight ticket from DFW to DCA. Please help me.

ASSISTANT: Sure, can you please share me with your dates of journey?

USER: October 26 and 28 are my planned travelling dates.

ASSISTANT: May I know your good name please?

USER: Carolyn Moore.

ASSISTANT: Are you expecting any other requirements from my side please?

USER: Yes, I wish to have a break in my journey.

ASSISTANT: Please wait for a mean while.

USER: Sure, I will follow your instructions.

ASSISTANT: There is a connecting flight of fare 200 with the Delta airline, shall I proceed with this ticket booking?

USER: Yes, please book the ticket.

ASSISTANT: Ok, I have reserved your ticket with the flight number 1003, your depart time is at 4:00 hours and return time should be at 23:00 hours.

USER: Great! Thank you.

ASSISTANT: Thank you for reaching us, have a nice day.