By Katie Kerwin McCrimmon COLORADO SPRINGS Obamacare moved one step closer to becoming reality in Colorado this week. Consumers can now talk with live customer service agents if they want to learn about options to get tax credits and buy health insurance through Colorados new health exchange. The number is: 1-855-PLANS-4-YOU (1-855-752-6749). Connect for Health Coloradoofficially opened its call center this week and dozens of agents are now standing by in a refurbished warehouse where calls started flowing in on Tuesday. Consumers cant sign up for health plans yet. Nor can they determine exactly how much theyll get if they…