"Kristin had a great weekend in Cabo San Lucas," a source tells PEOPLE of Cavallari and Jeff Dye's vacation Kristin Cavallari enjoyed a recent vacation with her boyfriend, comedian Jeff Dye.

Kristin Cavallari might have a new man in her life. Over the weekend, the True Comfort cookbook author was seen kissing comedian Jeff Dye at a bar in Chicago in footage obtained by TMZ.