Vlookup with Criteria

dear friends,
please help me with to solve this query;

i have attach the sheet and i need a formula in coloum C where it match coloum A folio number with coloum L folio # and if find give the value from coloum N but the other condition to match is that while match the coloum L it sould paste the value where date is greater than given in coloum B. a scenario is define in sheet.

please let me know if i am unable to explain.

regards