This article has a few extra tidbits in the Dak-to-Cowboys story, including the notion that Wade Wilson may have been the coach who pressed the strongest case for taking Dak. Worth the read if you haven't seen it.
The Cowboys’ selection of Prescott has a lot of layers. Yes, they attempted to trade up in the draft for Lynch. And yes, by all accounts they would have taken Cook (and maybe Brissett) instead of Prescott if either had still been on the draft board in the fourth round.