The hotel heiress, reality TV star and fashion designer split from millionaire Thomas Gross in April after a year-long romance, and the 35-year-old admits her jet-setting lifestyle doesn't leave much room for dating, reported Contactmusic
"I'm so busy with my work that I don't even have time for a relationship or even myself," she said on US breakfast show Today.
"I would love to find someone one day that I could trust to have a family with, but I don't know. In my line of work, it's very hard to do that.