The country star and Jessa Lee Yantz will wed in the Dominican Republic

Credit: Alicia Katy Photography

Country star Randy Houser has officially locked down his duet partner.

The musician, 34, popped the question to fellow singer-songwriter Jessa Lee Yantz, 29, he tells PEOPLE exclusively. They are planning an intimate destination wedding in the Dominican Republic.

“I finally found the person that I can’t be without,” says Houser. “Jessa makes me a better person every day, and I look forward to spending the rest of my life with her.”

Buzz about the engagement began on July 22, after Yantz’s sister, Alicia, Tweeted her congratulations. A slew of fan inquiries followed.

“I had no idea anyone would care that I’m engaged,” joked the ACM nominee whose chart-toppers include “Boots On” and “Anything Goes.” “But I want to thank everyone for their outreach and support regarding the news of our engagement.”