For the mock cold call at the end of most SDR interviews.
“Hi [Name], this is [You] from Nutanix. I know I'm calling out of the blue. Do you have 30 seconds to tell you why I called, and then you can decide if it's worth more time?”
Written from public information about Nutanix to help you practice. Ask an insider what their role play looked like; it's the best prep there is.