Web scraping

I need a script which with crawl large number of websites (I will provide the list) and will collect the dates for next events. They can be wored differently, e.g. "We will host next open day on December 10" or "Next open morning will be on 01.06.2021" or differetnly. The script short return the list of events identified including (i) the website where the event was found, (ii) the page where the event was found, (iii) date in normalised date format and (iv) short description (how it was worded on the website. In the bid please mention which platform / language you are planning to use.