According to Josh Gross on twitter:

Just wrapped an interview w/ @BellatorMMA CEO Bjorn Rebney for Gross Point Blank. He confirmed Cole Konrad fights Paul Buentello in April.

Cole "The Polar Bear" Konrad (7-0)
Win Neil Grove - Submission (Keylock) Bellator 32
Win Damian Grabowski - Decision (Unanimous) Bellator 29
Win Rogent Lloret - Decision (Unanimous) Bellator 25

Paul "The Headhunter" Buentello (29-13)
Win Kerry Schall - Decision (Unanimous) Nemesis Fighting
Loss Tim Sylvia - KO (Punch) Powerhouse World Promotions
Win Bryan Humes - Decision (Unanimous) Shark Fights 11

Upcoming non-title super fights:
Welterweight: Ben Askren (7-0) vs. Nick Thompson (38-13-1) [Bellator 40]
Featherweight: Joe Warren (6-1) vs. Marcos Galvao (9-3-1) [Bellator 41]
Bantamweight: Zack Makovsky (12-2) vs. Chad Robichaux (11-0) [Bellator 41]
Middleweight: Hector Lombard (27-2-1) vs. Falaniko Vitale (28-9) [Bellator 44]