Carrillo-Gonzalez v. INS, 353 F.3d 1077 (9th Cir. December 31, 2003) (noncitizen was statutorily required to produce an immediately available immigrant visa before Immigration Judge could grant an adjustment of status), citing 8 U.S.C. 1255(i)(2)(B) (Attorney General may adjust a noncitizen's status if an "immigrant visa is immediately available to the alien at the time the application is filed").