Hi Cornish, its next to Quality inn plaza I ride stop 23 south, You don't have to book they open at 9.30 daily just turn up.
They take 2 at a time 1 in front and 1 in the back, Maximum seat load 280 lbs, Maximum passenger load weight per flight 550 lbs.
Tour 3 appears to be very popular, flights at $45 per Adult & $35 per Child 12 or under, plus a fuel charge about $3 75. Adult prices start at $25 up to $355 and every thing in between
There web site is http://www.airfloridahelicopter.com Hope this helps
Any thing else you want to know just ask.

Alan