For the mock cold call at the end of most SDR interviews.
“Hi [Name], this is [You] from Finix. I know I'm calling out of the blue, but do you have 30 seconds? I talk to software companies about handling payments inside their own product, and I wanted to ask how you do it today.”
Written from public information about Finix to help you practice. Ask an insider what their role play looked like; it's the best prep there is.