Hello,. I am Patrick Parker.
Hello, how can I provide service to you?
We are planning to go Washington DC-DCA to participate in the event of fashion designer with my colleagues from Oakland. Can you please book a flight ticket?
 Sure, I am blissful to help you. Can you please provide me your travelling dates?
My arrival is on 07/27 and departure is on 07/25.
Kindly mention your source airport?
My source code is CA-OAK.
Do you have any price limit?
Price limit should be 500.
Ok, wait for a minute, I will revert you with the availability.
Ok.
Thank you for waiting, there is a flight found with number 1011 and Frontier as airline. Shall I proceed with the booking?
You can proceed.
Your ticket has been reserved with price 100.
Thank you for booking a flight ticket.
Thank you for approaching us, Have a pleasant journey.