Many thanks to @danthepixarfan for sharing that the Toy Story 4press junket is a three day affair that will take place June 7-9 in his twitter thread. It will include a screening of the film, a celebratory lunch and dinner and the opportunity to check out the latest Toy Story 4 products.
Many thanks to @thecreativesahm for tweeting a clip to the site twitter feed with more details on the press junket. Starting at the 1:44 min mark, we learn that cast interviews will take place on Saturday, June 8. She followed up with another tweet saying interviews will be taking place from 12:30m- 3:30pm.