You would need more antagonists for heightened dramatic tension. Add a few of her sister escorts who've borrowed money and taken off, or left her stranded in some motel without paying their part of the bill, etc. One or two sheriff deputies, too, for her Reno adventures. Lucky would deserve having a female dog love interest (a poodle), as a foil to his mistress's station. In act III, you leave a loaded pistol on a table, next to a half-empty bottle of gin and a dirty tooth glass.