We claim the ornamental design for a love seat, as shown and described.
FIG. 1 is a top front perspective view of a love seat;
FIG. 2 is a bottom rear perspective view thereof;
FIG. 3 is a front elevation view thereof;
FIG. 4 is a rear elevation view thereof;
FIG. 5 is a top plan view thereof; is a left side elevation view thereof;
FIG. 6 is a bottom plan view thereof; is a right side elevation view thereof; is a bottom plan view thereof; and,
FIG. 7 is a left side elevation view thereof, where the right side elevation view is a mirror image thereof.
The broken line structures in the drawings form no part of the claimed design. Interior surfaces and other portions of the love seat not shown in the illustrated drawings form no part of the claimed design.