U.S. President Donald Trump told reporters on Monday that Microsoft is in talks to acquire TikTok and that he would like to see a bidding war over the app.

President Donald Trump on Monday said he would welcome a “bidding war” for TikTok as he appeared to confirm that Microsoft is among the companies that have declared interest in acquiring the popular social media platform. Trump told reporters aboard Air Force One he has an affinity for bidding wars.

Trump extended the deadline for TikTok to find new ownership that satisfies the government by 75 days, to early April from January 19. Microsoft declined to comment.