Templates usually end with a
See the official velocity website for downloads and documentation. The Velocity template language reference guide holds quick syntax information.
Velocity syntax notes - cheat sheet
for each loop
#foreach($passenger in $booking.passengers) first name: $passenger.firstName passenger number: $velocityCount #end
In the above snippet,
$velocityCount starts at 1, according to the user guide
you can alter this to start at 0 or 1, and you can also alter the variable name.