Regex for URL:
https?:\/\/(www\.)?[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_\+.~#?&//=]*)

Regex for date:
(0?[1-9]|[12][0-9]|3[01])\/(0?[1-9]|1[012])\/\d{4}

Regex for cost:
\d+(\.\d)?