William,
I googled the Expo and found the date is October 21, 2017 at the Kay Bailey Hutchison Convention Center. Here is the link:
Dallas Real Estate & Wealth Expo
http://realestatewealthexpo.com/dallas/
Tickets range in price from $149 to $2,495, but I don't know how much you can expect to learn in a 1-day session.
Terry
