Hi, I am Gregory Hernandez.
Hello, How can I serve you?
 I want to book a flight ticket to attend my friend's bachelor's party in SFO. Can you book a flight ticket with price of 200?
Sure, we are glad to help you. can you please share your journey dates that you prefer to travel?
 I want to travel on 04/01 and need to catch return flight on 04/03.
Please let me know your origin airport code.
Origin airport code is OAK.
Do you prefer any halt in between journey?
I need a direct flight.
Thank you for providing all necessary details,  there is a flight which matches your request. Flight number 1026 and airline UA at a price of 200 and it is a direct flight.
You can proceed with booking.
Sure, your booking is done.
Thanks for the help.
Thank you for reaching us, have a nice day.