Jennifer Aniston and fiancé Justin Theroux seems to be planning a wedding.

Aniston and screenwriter fiancé Theroux is allegedly to set a wedding date soon after finishing her current film "Untitled Elmore Leonard Project" in Connecticut on March 8, People reports.

"It will be a small affair with their closest friends," a source close to Jennifer tells People.

"Jen seems more confident than ever," the source continues to tell the magazine, "and they've become a great team."

Aniston is reportedly planning to change her last name to Theroux and is "crazy about Justin and can't wait to be his wife."

"She likes the way it sounds and jokes that [Jennifer Theroux] sounds very posh. They really seem to have perfect chemistry, like they complete each other. There's a perfect balance. He was doting when she turned to him [at the Oscars], but the overall vibe was simply fun and effortless," the source says.

The happy couple engaged on the actress' birthday last August and went on romantic trip to Los Cabos, Mexico for Christmas, decided for a simple wedding unlike her extravagant ceremony to former husband Brad Pitt.

OK magazine reported that Aniston is planning a "low-key" affair, and "they only want to have people at the wedding that know them as a couple," according to an insider, who also claims they plan on having only 50 guests because they want to relax and enjoy the day.