Here are some costs that would cover about 85% of all li soccer teams-
24 sessions fall
16 sessions winter
24 sessions spring
64 total sessions x $125 session / 18 kids = $444 per kid for training

$250 for registration
$125 for winter league
4 tournaments at $40 = $160

Grand Total for a motivated team is $979 plus add in a hotel if you go away 1x per year

So if you budget $1,200 you are pretty close