Tour operator Vacation Express returns to Bush Intercontinental Airport for summer travel, relaunching its weekly nonstop flight to Grand Bahama Island on Thursday and beginning new weekly service to Punta Cana, Dominican Republic, on Friday. "Travelers in the Houston region enjoy a growing number of destinations and quality carriers, both for business and pleasure," Molly Waits, director of air service development for the Houston Airport System, said in the news release.