atleast 3 days, 1 day for city visit, one day for sam sand dunes and night programme , and one day for some more sights like- Tanot Mata Mandir, bada bagh, kuldhara etc you can choose anything from t (Read More)hem.
In jaisalmer 2 night is enough for visiting. there in one night for stay in jaisalmer and one night in desert with under the stars and moon
In jaisalmer find a good hotel so you can oyo room and for (Read More)food you can search on TripAdvisor so they can make a good trip for you .