Hello.
user
Hello, how may I help you today?
assistant
 I am Robert White. I want to  travel to Middle Harbor Shoreline Park at Oakland,CA-OAK. Can you book a direct flight?
user
Sure, please provide me your source point?
assistant
I will depart from DC-DCA.
user
Can you please share me your journey dates?
assistant
My travel dates are 04/07 and 04/09.
user
May I know your budget for flight ticket?
assistant
 My budget is 1000.
user
We found a direct flight with Delta airline of flight number 1004 with price 200.
assistant
 Ok, you can proceed.
user
Your ticket has been booked.
assistant
Thank you for booking.
user
Thank you for choosing us.
assistant