The complainants had booked business class tickets for close to ₹8 lakhs considering that they could travel comfortably without any hassle. One of the complainants was handicapped and had gone to the United States to undergo physiotherapy sessions.
Since the seats in the aircraft were broken, they had to use stools to support their feet for throughout the 14 hour journey. The airline failed to rectify the situation despite complaints, leading to legal action.
Source: Barandbench