You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I am Mark Harris. I would like to attend a seminar on social issues in pioneer plaza at Dallas & Fort Worth, DFW. Can you help in finding a flight from DCA?

ASSISTANT: Sure, may I know your respective dates of journey please?

USER: My travelling dates are 02/01 and  I will be back on 02/03.

ASSISTANT: There is a flight with the connecting flight of fare 100 and the airline is naming as UA, shall I proceed with this booking?

USER: Proceed for booking.

ASSISTANT: Your ticket has been confirmed with the flight number 1024.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.