How to display a list with different dates in a repeating group?

Hi guys,

I have a repeating group wich displays reports.The report has ‘Date’ ‘Store’ and ‘Sale’.
I have created 2 date input fields,from date-to date.
What i want is that when the user has choosen the value of the 2 date inputs,then the repeating group should display all the ‘Stores’ and ‘Sales’ created between those dates.

Anyone who can help me with the correct workflow?