Hello, I am Donna Brown.
user
Hello Brown, how can I aid you today?
assistant
I want to visit white house at Washington, please book a direct flight.
user
Sure, I will help you, can you share your airport codes?
assistant
My airport codes are from WA- SEA to DC- DCA.
user
May I know when you are going to start your journey?
assistant
I want to fly on 01/23 and return on 01/25.
user
Ok, wait for a moment please.
assistant
Ok.
user
Sorry to say this, no flights with your requirements.
assistant
No problem, thank you for the information.
user
My pleasure, have a good day.
assistant