A strong labor market is pushing diners at Darden Restaurants Inc.’s brands to splurge, helping overcome weaker traffic at Olive Garden during its latest quarter, the company said.

With the unemployment rate under 4% and consumer confidence high, diners at the company’s restaurants, which also include Capital Grille and LongHorn Steakhouse, ordered extras and chose higher-priced options in the latest quarter, Chief Executive Gene Lee told analysts on a conference call Tuesday.