Indian Railways — Fan not working in my compartment

Sir, i was travelling from palakkad junction to bangarapet railway station in ERS-SMVT BENGALURU EXPRESS(12683) on 9-april-2023, respected sir, despite being in summer season and in my city(palakkad) it is very hot (38°C), the middle fan is not working in my compartment S8 seat no 3, and i informed my problems to TTE she told me to try rotate using a pen to initiate the rotation of the fan, i have already did that still its not working, then i asked her to give me some other seats, the said there is no seat available and went, mine is on upper deck and it is actually quite hot as it is summer season, and sir i was not able to sleep as its too hot and unbearable.I reached my destination till there i was not able to sleep as its too hot and no response from railway authorities.