The US dollar is doing well because investors are still surprised by better-than-expected economic statistics, which boosts their confidence in the US economy. Strong US orders for durable goods and services activity both suggest to a solid economic outlook, which helps the currency stay strong. The ISM Services PMI, which measures growth in the services sector, rose to 53.9, which was higher than expected.
https://www.topforx.com/dollar-gains-momentum-as-us-data-surprises-markets-and-trade-optimism-grows/