Cvent Project Manager interview questions

Applied on LinkedIn. Received a response from a recruiter to interview, along with a list of links to review leading into it. Provided the dates and times I was available for the upcoming week. We agreed on a date and time in my time zone, and I reiterated my phone number. The date and time passed. No call. Sent a message via the chain already established on LinkedIn regarding the call. No response. My time is also valuable.