As an alternative to actually talking for them and being near them, maaaaaybe. Though, at that point you're introducing trust to something that attackers might learn to emulate enough to make it part of the scam one day.

The solution is that in the West, many Boomers are isolated from their families because many of us move for work or college. Get them some friends, a community, a local shuffleboard group or something so they're not so desperate for any connection that they answer every phone call and email with desperation.