Notice Under Clause(i), Sub-Section (1) of Section 142 of the Income-Tax Act, 1961

In connection with assessment for assessment year 2017-18, you are required to prepare a true and correct return of your income in respect of which you are assessable under the Income-tax Act, 1961 (Act), during the previous year relevant to the assessment year, mentioned above. The said return of income should be in appropriate form as prescribed in Rule 12 of the Income Tax Rules, 1962 and duly verified in accordance with provisions of section 140 of the Act. The said return of income is required to be furnished as per the conditions and manner prescribed in Rule 12 of Income-tax Rules, 1962, on or before 18/01/2018. This is the notice i have received from income tax. First let me inform that my return status is showing Processed and refund amount also credited to my account. i was dealing in mobile recharge card business, Turnover was more than 1.25cr, i have submitted ITR3 and 3CB/3CD audit report on 18/12/17, i.e. after the due date. i haven't seen any other discrepancy in return filling and i have checked form 26AS, which is also correctly mentioned in ITR filling. In current A.Y. i.e. 2018-19, i have not been doing any business and accordingly there is no such transaction in my bank account, so i have not submitted my ITR. now, can any one please tell me, how i can deal with it?