The Indo-Slovenian pair will next play top seeds, Czech Republic's Barbora Krejcikova and Katerina Siniakova.
Justine Henin kicked off her US Open preparations with a routine 6-3, 6-1 win over Slovenia's Andreja Klepac.
India's Sunitha Rao bowed out of the $ 170,000 WTA Pattaya Open in Thailand, going down in straight sets to Russian Ekaterina Bychkova in the second round on Thursday.
The US-based Indian lass was beaten by qualifier Andreja Klepac of Slovenia in the first round of the Wismilak International.
Rohan Bopanna stayed solid with his service games and net play but Sania Mirza struggled with her serve as the Indian team bowed out in the third round of the Wimbledon mixed doubles.
Indian tennis ace Rohan Bopanna's challenge at the Australian Open ended, on Wednesday, with a shock defeat in the mixed doubles quarterfinals with partner Yung-Jan Chan.
'I feel when I sort of close this chapter of my life... an Olympic medal is something that I would have loved to win. So I want to give myself another shot at it.'
Opelka edges Kyrgios to set up all-American final with John Isner in Houston
Capping off a great day for India, Sania Mirza advanced to the third round of both the women's and mixed doubles events, while Rohan Bopanna and Purav Raja also won their respective mixed doubles matches at the Wimbledon in London.
India's tennis ace Sania Mirza and her Swiss partner Martina Hingis continued their stupendous run by clinching their 25th victory together to enter the final of the Brisbane International Tennis Tournament in Brisbane, on Friday.
Novak Djokovic equalled Roger Federer's all-time record for most weeks as ATP world number one
Indian tennis star Sania Mirza received a confidence booster ahead of the US Open Grand Slam tournament beginning, on Monday, with a doubles title victory at the Connecticut Open with Monica Niculescu of Romania, in New Haven, USA.
Sania ousted from Qatar Total Open.
World number one Ash Barty delighted the Memorial Drive crowd by breezing through to the Adelaide International semi-finals with a comfortable 6-3, 6-4 victory over Sofia Kenin on Friday.