Lambert-St. Louis International Airport has a new restaurant: a collaboration between St. Louis favorites the Pasta House Co. and Schlafly’s Tap Room. The 1,525-square-foot restaurant opened Saturday across from Gate E4 in Terminal 2, which serves Southwest Airlines and AirTran Airways. In December 2012, Pasta House Co. and Schlafly’s Tap Room competed against the Dubliner, which operates a location on Washington Avenue in downtown St.