Hello, Katherine Rodriguez here.
Hello Rodriguez,  how can I help you today?
I have to attend an important meeting at my client location, can you please help me in booking the ticket from PHX to DCA?
Ok, I feel euphoric to help you about it. Can you please let me know your planned dates of journey?
Sure, my journey dates are 04/28 and 04/30.
Please wait for a minute.
Sure, I need 1 halt in between my source and destination. Please search accordingly.
Sorry for the inconvenience, no flights available as per your requested dates.
That's ok, thank you for providing the information.
You are welcome.