The dollar index is holding a tad lower than 99 mark on Thursday, as uncertainty and persistent geopolitical risks in the Middle East keeps the safe haven currency supported. Fears of a prolonged war are driving traders toward safe-haven currency such as the US Dollar in the near term. Meanwhile, economic activity in the US service sector gathered momentum in February, with the SM Services PMI rising to 56.1 from 53.8 in January. This figure came in stronger than the market expectations of 53.5. The DXY that measures the greenback aganst a basket of currencies is quoting at 98.91, up 0.158% on the day.