1. Make 2 folders-DragonAge -DragonAge2
2. Extract all files from DragonAge folder.
3. Make folders-data to DragonAge2.
4.Move 6 files from DragonAge/data to DragonAge2/data
campaign_movies01
campaign_movies02
campaign_movies03
campaign_tt_english
campaign_tt_spanish
campaign_vo_english
5.From DragonAge\data-copy autorun.ico-to DragonAge2 folder
6.From DragonAge copy 'autorun.inf' to DragonAge2 folder and edit him to like this:
[autorun]
OPEN=0
ICON=autorun.ico
7. Burn or make iso's with label DragonAge and DragonAge2
8. Install Sequence DragonAge - DragonAge2.
Tested