Hello, I am Angela Collins.
Hello. How may I assist you today?
I want to book a flight ticket from DCA to MSP, can you help me in flight booking?
Sure, may I know your travelling dates?
My departure day is Sept 17, return day is Sept 19.
Do you have any other requirements?
I want to return on evening time.
 United Airlines is providing flight with price 500 and connection is 1, shall I proceed?
You can reserve it.
Your ticket has been reserved with business class and flight number 1021.
Thank you for your help.
My pleasure.