The passenger apparently wasn't served alcohol on board, but I'm not sure if she may have already been inebriated.
Felony Battery Aboard Southwest Airlines Flight | Port of San Diego
www.portofsandiego.org
On Sunday, May 23, 2021 at 8:55 a.m., the Port of San Diego Harbor Police Department received a call of a disturbance on board Southwest Airlines Flight 700 inbound to the San Diego International Airport from Sacramento, Calif. Harbor Police officers met the aircraft at the gate and began an investigation. According to witnesses, an altercation between a passenger and a flight attendant had taken place during the flight. During the altercation, the passenger struck the flight attendant, causing serious injuries.
Paramedics from the San Diego Fire Department transported the flight attendant to Scripps Memorial Hospital. Officers arrested Vyvianna Quinonez, age 28, for 243 (d) PC- Battery Causing Serious Bodily Injury. Quinonez was booked into the Las Colinas Detention Facility.
Southwest delays alcohol service after recent incidents
Southwest Airlines is pushing back plans to resume selling alcohol on flights after a recent increase in unruly passengers
abcnews.go.com