Which sentence best communicates the main idea of the paragraph? Los Angeles leaders made up their mind about the construction of a city airport after Charles Lindbergh's flight in 1927. Charles Lindbergh's solo flight across the Atlantic in 1927 spurred the growth of air travel through its effect on decision makers. Charles Lindbergh flew solo across the Atlantic in 1927 to convince business leaders and city officials to develop air transport facilities. Magazine articles and city boosters worked hard to point out the value of air travel until Charles Lindbergh's 1927 flight across the Atlantic.