By Kevin Gray This is Concierge Confidential, a series in which we learn about a city’s best-kept secrets from people who specialize in exactly that: long-serving concierges from the swankiest hotels in town. Housed in a 1920s neo-Gothic former bank building on Main Street, The Joule helped to revitalize Downtown Dallas when it opened in 2008. It merges the building’s history and century-old architecture with all the modern trappings that guests expect in a luxury hotel: good restaurants, boutique shops, a museum-worthy art collection, and a great spa. And when those guests need assistance or …
