From I-64, take Exit 205. After exiting, turn towards Route 60 (Pocahontas Trail). Proceed about 4 blocks. At the stoplight by McDonald's, turn left onto Route 60 (Pocahontas Trail). Proceed about 1.4 miles. When you see The Corner @ Rock Creek building on your left (a two-story brick building with white columns), turn left onto Longview Drive. Proceed 1 block and turn right into the parking lot.
The Dogwood Room is on the second floor. Feel free to take the stairs or the elevator.
Here is the link for MapQuest.com. For street name, insert "Intersection of Longview Drive and Route 60, Quinton, VA 23141."