I Loved a Soldier also known as Invitation to Happiness is an unfinished 1936 American romanticcomedydrama film directed by Henry Hathaway and produced by Paramount Pictures. It stars Marlene Dietrich, Charles Boyer, Walter Catlett, Lionel Stander, and Margaret Sullavan.
The film tells the story of a young servant girl Marlene Dietrich who works at Hotel Imperial. One day, she falls in love with a known customer who turns out be a soldier Charles Boyer, locally known as the ultimate ladies man.
Source: Wikipedia