Hello, I am Mark Hernandez.
user
Hello, how can I assist you today?
assistant
I need to go to Washington, DC - DCA for my exam.Can you please book me flight ticket?
user
Sure, please provide me your travel details?
assistant
I need to start on 03/23 from Oakland, CA - OAK and return on 03/25. Make sure that price limit should not cross more than 500 and it should be a direct flight.
user
Ok, please wait a moment.
assistant
Sure.
user
Sorry to inform no flight found with your requirement.
assistant
Ok, no problem. I will check another option.
user
Thanks for reaching us, have a good day.
assistant