Show Airline Files Application For Additional Flights 1 An application for tor additional dally daily flights on It its Salt Lake City City- Denver Billings s circle had been filed with the civil aeronautics board Wednesday by the Challenger er Airlines Co George W. W Snyder Jr air lines president said aId the added flights over the three routes have been necessitated By the persistent in increase increase increase in- in crease in business since we started operations May 10 The company company company com com- pany also has pending with the C CAB A B an application for a Salt Sail Phoenix Lake-Phoenix route with stops at Provo Mt ML Pleasant Ephraim Manti ManU Richfield Milford Cedar City and St. St George in Utah and Flagstaff and Prescott in Arizona |