Hello, Raymond White here.
Hello, how can I help you?
  I got an invitation for the Woodinville Wine Tasting tour from my brother, which is going to be held at Seattle, WA - SEA. Can you help me with a connecting flight within 500?
Sure, please share me your travelling dates?
My preferable travel dates are 10/09 and 10/11.
Can I Know your origin code?
I want to board from DC - DCA, Washington.
Thanks for providing your details.
Ok.
We found 1003 UA airline with single connection and price of 100.
Ok, Please go on with booking.
Your ticket has been booked.
Thank you for the help.
Thank you for reaching us.