As you can see here, looking refined doesn't require that much effort. Just consider wearing a grey long sleeve blouse and black flare pants and be sure you'll look incredibly stylish. Heeled sandals are a great choice to complete this ensemble.
Black Flare Pants with Heeled Sandals Dressy Hot Weather Outfits
For a foolproof semi-casual option, you can never go wrong with this combination of a white silk long sleeve blouse and black flare pants. Complete this ensemble with a pair of heeled sandals for maximum impact.