I’d tell my kid to decide based on where she personally can thrive, rise to among the top students with the best opportunities, the stronger relationships with profs. Not based on future prospects. Both are good. Both are in DC.
Sure, the Gtown name has a little more weight. But you’ve done two years of work to get where you are, at GW.
It sometimes helps to play it both ways and see your reaction. Decide it’s Gtown, what are your gut reactions? Excitement or various regrets and uncertainties? Now decide it’s GW. Feel relieved or defeated?