Pest calls are made in the ninety seconds after somebody sees something move. We Got The Call answers in that window, identifies the pest, and books the treatment before the panic fades.
A pest control lead has the shortest shelf life in home services. The customer is calling from the kitchen floor with a shoe in their hand, and if nobody answers, they buy a spray at the hardware store instead.
Your technicians are in attics and crawl spaces with no signal for most of the day, which is precisely when those calls arrive.
The questions your dispatcher would ask, in the order they would ask them.