Hi.
user
Hello, how can I help you for the day?
assistant
Alexander Rodriguez here. Can you book a single connecting flight to Washington for my business trip?
user
Sure, we are here to help you with this.
assistant
Ok.
user
May I know your preferable airport codes, please?
assistant
The airport codes are from IAD to DCA.
user
Can you please provide your planned trip dates?
assistant
Yes, the travel dates are from Mar 02 to Mar 04.
user
Do you have any other specifications?
assistant
No, that is it.
user
There is a connecting flight-1004 in Spirit Airlines with  a fare of 200. Shall I book it?
assistant
I am fine with the airlines and fare. You can book it.
user
Alexander Rodriguez, your booking is confirmed in economy class, the depart time is 04:00 AM and return time is 17:00 PM.
assistant
Thanks for your help.
user
Thank you for approaching us, have a safe journey.
assistant