I think you need to inner join
How to Use Joins in PHP[
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here is an example
$qry="SELECT emp.id,emp.FirstName, dept.dept_name FROM emp INNER JOIN dept on emp.id = dept.dept_id";
this connects to separate tables
in your case I guess it would be something like this ( I added a fake user row because I don't know what your users table looks like)
$query="select package.Pname,package.price,package.time,package.days, users.email from package INNER JOIN users on package.package_id = users.package_id";