Use rugs as anchors.
Rugs define the dining room as a separate area from the connecting kitchen and ground the arrangement of chairs on the porch.
Look up for some inspiration.
The porch ceiling's pale blue hue is carried through to the pillows and rug. Stools stand in as side tables.
Break with tradition.
A gathering of four woven chairs, instead of the usual sofa-and-chair combo, makes the porch better suited for conversation.