you can say " salam alikoum "
how are you = keif halak كيف حالك
good and you = jeid wa ant , anti ( fem ) جيد و انت- جيدة
what s your name = ma esmek ? esmeki ( fem ) ماهو اسمك -
my name is = esmi howa .. اسمي هو
what are you doing ? = mada tefaal = ماذا تفعل