(Bloomberg) -- Buyout firm Thoma Bravo is in talks to acquire Verint Systems Inc., a maker of call center software, according to people familiar with the matter.Most Read from BloombergStruggling Downtowns Are Looking to Lure New CrowdsNew York Port Authority Shut Down Due to Multi-Bus AccidentCalifornia Exempts Building Projects From Environmental LawWhat Gothenburg Got Out of Congestion PricingThoma Bravo is negotiating the terms of a potential deal with Verint, which is working with an advise