=IFERROR(INDEX(Data!$C$2:$C$40,ROW(Data!$C$2:$C$40)*(Data!$A$2:$A$40=$I$2)*(Data!$B$2:$B$40=$I$3)-1),"") [b] Ctrl+Shift+Enter
or
=IFERROR(INDEX(Table1[Account],ROW(Table1[Account])*(Table1[Salesperson]=$H$2)*(Table1[Region]=$H$3)-1),"")