Taylor Frankie Paul was not booked for "Dancing With the Stars," despite reports ... and now we know what is likely causing the confusion. A source close to 'DWTS' tells TMZ ... "The Secret Lives of Mormon Wives" and 'Bachelorette' star was involved with the dance competition show -- but what she did is being blown out of proportion. From what we're told ... on her season of "The Bachelorette" -- which was shelved -- one date was a crossover with 'DWTS' ... and it seems that ballroom scene is