See one thing may happen as
Regular trains which run daily after one trip its impossible to sanitize full rake without doing sanitization u r bound to get covid any how
1) trains may run with full coach is not possible my view.
2) special train can be run as per token system/register concern state who r registerd under food scheme as...
more... most States giving money to concerned state where particular migrants r staying here home state is.funding them unofficially spl can be run with limited stops/or registered users only all depends on railways will they run main issue.
3) avoid travel for 5-10 days after may 3 if trains start
4) have u guys seen march 12-21 spls were ranned to diff corners of country with only GS+SL categories only