HD Kumaraswamy, the Congress's new ally in Karnataka, today touched base with Bengal Chief Minister Mamata Banerjee, who reached out to his father, former Prime Minister HD Deve Gowda yesterday. Ms Banerjee had congratulated Mr Deve Gowda on his Janata Dal Secular's performance in the assembly elections. The senior opposition leader, who has been trying to stitch together an anti-BJP front, had also expressed hope that he would be able to form the government in the state together with the Congress.