Reservations required selection for the month

Hi, I made a reservation with scriptcase management, I have a table reservation from which I want to create a grid to give the client the possibility to extract all the bookings that have a check in a given month and offer king the ability to query the grid for the month month … how can I do it the best way?

Also, when I have the data reported by the grid for the month requested, I can export them with a certain criteria in a module excell ???