How to display 2 calendars related to each other in the air datepicker plugin to select a date?

Question

JavaScript

How can I display 2 calendars where you can select a date range?
A very good example is on this site https://www.booking.com/
in the first calendar you select 1 date and in the second the second and to show the range from the first date to the second in the calendar itself and the value is displayed in some input or block is not important. It has such a function, but I don’t know how to display 2 calendars and link them, can anyone help?
Here is an example of how I need
https://codepen.io/lero62/pen/rNWQWjE