If you are looking for luxury lounge, we should advice you to La Baie lounge, which is a lounge of the Ritz Hotel in Dubai.
La Baie set along the coast of the Arabian Gulf, chic, refreshing and refined moods welcome your senses to this elegant outdoor bar and lounge venue in Dubai.
During your visit to La Baie Lounge you could enjoy unique flavour combinations from selected shores around the world, complete with a full beverage list of home-made cocktails. La Baie Lounge is your definitive destination for stylish gatherings in Dubai.
La Baie lounge is open for lunch from 11 am to 6 pm and to dinner during the week also the same timetable but from Thursday to Saturday is open from 6 pm to 2 am.
We can expect about cuisine as casual during the day and sophisticated after sunset, so the dress code is casual during the day and smart casual during the night.
Notice that guests below the age of 21 are welcome until 7 pm.
Link: http://www.ritzcarlton.com/en/Properties/Dubai/Dining/La_Baie_Lounge/Default.htm