Pacific Symphony Guest conductor Anu Tali leads the orchestra in Dvorak’s Symphony No. 7, Smetana’s “The Moldau,” and Gershwin’s Piano Concerto in F with pianist Xiayin Wang. Segerstrom Center for the Arts, Renée and Henry Segerstrom Concert Hall, 600 Town Center Drive, Costa Mesa. Thu.-Sat., 8 p.m. $25 and up. (714) 755-5799.