 She subsequently vacated her post as political secretary when she left to pursue her postgraduate studies in London in September 2015.Following the vacancy of Telok Intan parliamentary seat due to the death of its member of parliament, Seah Leong Peng, Dyana was nominated as the DAP candidate for the 2014 Telok Intan by-election where her victory would have allowed her to become the first ever female Malay Member of Parliament for the DAP.However, she lost by a narrow margin to a veteran politician, Mah Siew Keong in the by-election.