Appario Retail Private Ltd — gst invoice not provided while 18 % gst taken

Address:

Khasra No: 37,40,41,42, Bijnaur Peppersand Road, Near CRPF Headquarters Lucknow, Uttar Pradesh, 226002

I have purchased mi notebook horizon edition 14 intel core i7-10510u 10th gen thin and light laptop (8gb/512gb ssd/windows 10/nvidia mx350 2gb graphics/grey/1.35kg), xma1904-af. The courier delivered on 13th sept.2020. For the order kindly provide me a gst invoice because it's very necessary for me.
My gst details - gstin: 21aaccr5652a1zz
Rail vikas nigam limited
Its my personal request.

Thanking you,
Ramvinay dhar dubey
Rail vikas nigam limited
Mob no [protected]