Punjab National Bank [PNB] — wrong assessment year shown inadvance income tax

Address:

CA110C, DDA Flat Hari Nagar, New Delhi, Delhi, 110064

I have deposited 10000/-on 14.12.18 advance tax for assessment year20 19-20 in hari nagar BSR CODE-0301407 CHALL NO 6 (GBM 156) but while pocessed by bank Challan Bank shown Assesment year 2018 instead of 2019.there is no provision to change the assessment yr at now.
It is my reques either to correct the assessment yr OR refund rs 10000/-to me. So I processed my it returns for 2019-20.