Take B,D,F,Q,N, R, W trains to 34th Street Herald Square. Exit and walk to 29th street and 6th avenue. Make a right on 29th street.
Take A, C, E, 1, 9, 2, 3 trains to 34th Street Madison Square Garden. Walk to 29th Street and 7th or 8th avenues. Make a left on 29th street.