Saxon would have certainly known his iPhone was ringing when he asked his father if it was (and would know who was calling) since he was wearing his Apple smart watch which instantly displays this information tied to his phone.
The women from Los Angeles and New York can't understand how their friend Kate can stand living in Austin, surrounded by Trump voters. But in 2024, Trump received only 29% of the vote in Travis County (Austin), while receiving 31% in New York's five boroughs and 32% in Los Angeles County, so the friends are actually the ones living in the more Trump-friendly environments.