how do i prepare journal entries for the transactions below? help me please

Presented below are selected transactions of Ayayai Company. Ayayai sells in large quantities to other companies and also sells its product in a small retail outlet. March 1 Sold merchandise on account to Dodson Company for $11,600, terms 2/10, n/30. Dodson Company returned merchandise worth $800 to Ayayai. Ayayai collected the amount due from Dodson Company from the March 1 sale. Ayayai sold merchandise for $1,000 in its retail outlet. The customer used his Ayayai credit card. Ayayai added 1.00% monthly interest to the customer's credit card balance