expat ladies can work in Dubai. ( You'd need to be married - your girlfriend would need a residence visa before she can work and very few women manage to get jobs in Dubai under their own steam i.e. without their husband's visa sponsorship)
Not true! Start by looking at EK, none of the female hosties are on their husbands sponsorships and I know bunches of girls that are unmarried and pursueing careers in Dubai. ATC, Hotel Managers, Car Managers, DJs et al