Spice Jet Airlines — broken tray cause hot noodles slipped on my dress causing burns

Hahn air systems flight h1 9146 economy class operated by spicejet booking reference: a79wcb flight from bangalore to kolkata on 17th november. Departure 6.10 pm from bangalore, india.
The tray was broken, and the airhostess kept hot noodles on it which slipped on my dress and caused burns. When i requested the change of the seat (As it was dirty) the air hostess lied that there was no vacant seat. Later, i pointed out the vacant seat, and then they arranged the seat change.

I urge suitable compensation for this type of misconduct ans suffering.