Tata Motors — Delay in delivery of altroz xe rhythm and asking more money. Car was booked from last two months

I have booked altroz xe rhythm model on 8th October 2021 and after 22 days company discontinued the model and stopped booking of above mentioned model.
At the booking time sales executive promised to deliver the car on time.
Now, due to semiconductor shortage and other things, delivery get delayed for more than 2 months.
Now, dealer is asking for price hike in this period, no price protection is allowed in respect to booking made.