Hello.
user
Hello, how can I render you today?
assistant
Can you aid me in booking a flight ticket from PHL to DCA?
user
Sure, I am here to help you. May I know your travel dates please?
assistant
I am planning to start on Mar 21st and return  back on Mar 23rd.
user
Ok, do you have any specifications?
assistant
Make sure that connection limit is 1.
user
Ok, hold on for a moment. Let me check the best available flight for you.
assistant
Take your time.
user
May I know your name please?
assistant
I am Christine Martinez.
user
Sorry Christine Martinez, there are no flights available on your requested dates.
assistant
No issues. Thank you for the information.
user
Welcome, thank you for choosing us. Have a great day.
assistant