We claim the ornamental design for dining chair, as shown and described.
FIG. 1 is a front perspective view of a dining chair according to the invention. The perspective view from the opposite side being a mirror image thereof
FIG. 2 is a side elevational view of a dining chair according to of the invention.
FIG. 3 is a front elevational view of a dining chair according to of the invention.
FIG. 4 is a top view of a dining chair according to of the invention; and,
FIG. 5 is a rear elevational view of a dining chair according to of the invention.
The broken lines in FIGS. 1–5 are for environmental purposes only and form no part of the claimed design.