Looking at Booth's for Bennett the following is noted:
Bennett, William T., Pvt. Co. I. 4th La. Infty. En. May 25th, 1861, Camp Moore, La. Present on All Rolls to Aug., 1861. Roll for March and April, 1862, "Wounded at Shiloh, April __, 1862." Roll for Nov. and Dec., 1862. "Absent. Was Wounded at Battle of Baton Rouge. Not Reported for Duty Since." Rolls from May, 1863, to Aug. 31st, 1864, "Present." Roll for Aug. 31st. 1864, to Feb. 28th, 1865, "Killed on Aug. 31st, 1864, at Jonesboro." Federal Rolls of Prisoners of War Captured Jonesboro, Ga., Aug. 31st, 1864. On Hospl. Register, "Admitted Sept. 10th, 1864, to G. F. Hospl., Dept. of the Cumberland. Atlanta, Ga." Sent to Barracks Oct. 23rd, 1864. Forwd, to Military Prison, Louisville, Ky., from Nashville, Tenn., Nov. 25th, 1864. Recd. at Camp Douglas, Ill., Nov. 26th, 1864. Paroled at Camp Douglas, Ill. Forwd. to City Pt., Va., for Exchange March 14th, 1866. Recd. at Boulware's and Cox's Wharf, James River, Va., March 18th to 21st, 1865, and Exchanged.
Which is very similar to what Alan wrote.
JIM T