Send Reminder Emails with Google Forms

I work for a non-profit, and we have annual awareness walks in which some have upwards of 150 volunteers. We will use google forms to gather the information needed from our volunteers (name/age/address/t-shirt size) and the assignments/times they’ve chosen to volunteer for. However, we have a hard time figuring out a way to send a reminder email 24 hours before the volunteer with the time and area they’ve signed up for.