When you go to the booking page and available restaurants are listed on the left hand side go to Fantasmic and click on the available Fantasmic Dining Packages, this will list what Fantasmic packages are available on that day and time. Click the one you want. Currently this is only for February 1-8 and is only on a laptop or desktop. This is available locations on Feb 2 at 12 noon:
Available Locations
Hollywood & Vine
Disney's Hollywood Studios
$$$ ($35 to $59.99 per adult), 4 Star, American
Reserve a table at
10:10 AM12:45 PM
50's Prime Time Café
Disney's Hollywood Studios
$$ ($15 to $34.99 per adult), 4 Star, American
Reserve a table at
11:00 AM
The Hollywood Brown Derby
Disney's Hollywood Studios
$$$ ($35 to $59.99 per adult), 4 Star, American
Reserve a table at
11:40 AM12:00 PM12:20 PM
Mama Melrose's Ristorante Italiano
Disney's Hollywood Studios
$$ ($15 to $34.99 per adult), 4 Star, American, Italian
Reserve a table at
11:35 AM12:00 PM12:20 PM