Hi, I am Carol Miller.
Hello. How can I aid you?
Can you help me to book a flight from  Washington DC-DCA to participate in NBA tournament  Philadelphia, PA-PHL?
Sure, I can help you. Can I know your travelling dates?
I will start on 12/05 and I intend to return on 12/07.
Please wait a while.
Ok, make sure I need a connecting fight.
 Ok, Thanks for being waiting. We found a AA airline, flight number:1015 and the price is 200.
Ok, please book my ticket with this airline.
Your flight ticket has been reserved.
Thanks for your support.
Thank you.