You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Please help me to book a flight ticket from DCA to DFW?

ASSISTANT: Sure, may I know your name please?

USER: I am Debra Rodriguez.

ASSISTANT: May I know your planned travelling dates please?

USER: My journey dates are Sept 24 to Sept 26.

ASSISTANT: May I know your class preference please?

USER: No.

ASSISTANT: May I know your connection limit please?

USER: I need a single connection of flight.

ASSISTANT: American airline is providing a connecting flight of fare 200 with economy class, shall I proceed for booking?

USER: Ok, please proceed to book.

ASSISTANT: Your ticket has been confirmed with flight number 1014.

USER: Thank you.

ASSISTANT: Thank you for reaching us.