For the mock cold call at the end of most SDR interviews.
“Hi [Name], this is [You] from Klaviyo. I know I'm calling out of the blue, do you have 30 seconds? I work with online brands that want more repeat sales from the customers they already have, and I wanted to see if that's a focus for you.”
Written from public information about Klaviyo to help you practice. Ask an insider what their role play looked like; it's the best prep there is.