The case for increasing interest rates is building, Dallas Federal Reserve President Robert Kaplan told CNBC on Thursday, but he refused to put a timetable on a possible move. While he's not a voting member on the central bank's policy committee in 2016, Kaplan rotates in next year. A strong August jobs report, released by the government on Sept. 2, should not be interpreted as a sign the Fed would hike rates later in the month, Kaplan told "Squawk on the Street" from Jackson Hole, Wyoming. That's where central bankers were meeting this week at the Kansas City Fed's annual Economic Symposium. "One jobs report is not ... (full story)