Hello.
user
Hello, how can I help you today?
assistant
I would like to book a flight ticket to  Los Angeles, CA - LAX to attend international conference about religious festivals.
user
Sure, can I have your name please?
assistant
Dorothy Smith here.
user
Ok, let me know your departure airport code?
assistant
My source code is SEA.
user
Ok, when are you willing to travel?
assistant
Dates are 03/25 and 03/27.
user
Ok, please wait for a while.
assistant
Sure.
user
Thanks for waiting, no flights found with your requested details.
assistant
No problem, I will check with another airline.
user
Thank you for opting us.
assistant
Thank you.
user