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