At the present time the state department is pretty clear on the topic of travel to France (and many other European countries): NO.
https://fr.usembassy.gov/covid-19-information/
And , more importantly to return to the US requires a negative covid test - so even if your are vaccinated and you happen to get colonized overseas, then you're stuck there.
Wonder how the travel insurance company will try to wiggle out of the commitment to refund the cost of the trip.