Boeing Co. reported a quarterly loss on Wednesday as charges and expenses on its problem-plagued 787 Dreamliner and Starliner spacecraft programs dampened a ramp-up in 737 MAX deliveries amid rebounding air travel. The 737 MAX and 787 jetliners are integral to Boeing’s ability to recoup billions of dollars in lost sales from the pandemic and move beyond the safety scandal caused by two fatal crashes, while its Starliner has fallen behind dominating space rival Elon Musk’s SpaceX. The U.S. planemaker reported a net loss of $132 million, compared with a loss of $466 million a year ago, but eked out a small core operating profit of $59 million, pushing shares up fractionally to $210.52 against a slightly lower Dow Jones Industrial Average. “It’s important we enter (next year) with a decent trajectory. I feel like we’re on it,” Chief Executive Dave Calhoun said in an interview with CNBC. Calhoun told …