I have read about a saint who was able to be at two places at the same time in Paramhansa Yogananda's book "Autobiography of a Yogi". There is a chapter named as "The Saint with Two Bodies. But i don't know in particular how that can be achieved.
Not the answer you're looking for? Browse other questions tagged yogasiddhi .
Like any library, Hinduism Stack Exchange shares great information, but does not offer personalized advice, and does not take the place of seeking such advice from any Acharya, Pundit, astrologer, Guru or other trustworthy Counselor.