Apple India — my iphone xs not working

Address: Jabalpur, Madhya Pradesh, 482001

I git iphone xs on 5th nov and it got suddenly down on 7th and now not booting up i tried apple support many times but they were unable to help m and the local service center team is saying they are closed till monday and because of this me suffering alot what kind of service is provided for such a premium brand and at such a big price. Really very diappointing it is