Give it time! He probably liked you, and might still. This can be a surprise, and guys who are actually prepared for that kind of surprise are very rare. Some guys are willing to give it a shot, but can't handle it long-term. Some will run away immediately. Some will stick around. As a transwoman, you'll find yourself taking the role of psychologist, sex therapist and civil rights educator, in almost every relationship you have with cisgender men for the rest of your life.