I am looking at the sonos amp and ceiling speakers. Can someone help me figure out placement and whether I need 4 speakers or if a single pair is enough..floorplan below. the are to the right will be a dining room..thanks!

I am looking at the sonos amp and ceiling speakers. Can someone help me figure out placement and whether I need 4 speakers or if a single pair is enough..floorplan below. the are to the right will be a dining room..thanks!
Hi
Let me know your thoughts with the advice above.
The Sonos community is always here to help.