We haven’t yet mapped out the time travel itinerary.
INDEXER NOTES (SPOILERS!)
The Los Angeles International Film Festival was the earliest of the three September 2007 festivals where the film showed, and according to the <a href='https%3A%2F%2Fwww.imdb.com%2Ftitle%2Ftt1099949%2Freleaseinfo'>IMDb</a>, this was on the 10th.