Excel VBA macro for Reconciliation and Commenting

Hi All,

I have two sheet Sheet 1 with details of Account No, Security ID, Description, Transaction Code, DR/Cr, Amount, Comment

Sheet 2 having Account No, Security ID, INT

The macro needs to compare Account No, Security Id, Transaction Code and Amount then standard comment should show under comment column.

I have attached a sample excel sheet.

I know very basic VBA coding. Someone, please help me to create this macro from scratch.