Blue wristband and event tickets found

Found this afternoon around 4:15pm near the Riverwalk entrance by the Wilmington Convention Center on Water Street. It's a bright blue fabric wristband with 'Wilmington Summer Jazz Fest' printed in white and two tickets attached, showing seat numbers 12A and 12B. The wristband is a bit frayed at the edges, and there's a small coffee stain on the back. One ticket has a holographic strip and the other is perforated; both look legitimate. I know these might be important to someone, and I’d really like to get them back to the rightful owner.