How to book many different items / rooms / facilities (several availability calendars) via one booking form ? [Business Medium / Large versions only]

This feature is available only at Premium Plus, Hotel Edition versions. Using this feature is require creation of new additional booking form customization, where will be inserted several calendars.
Example, of replacement standard [calendar] shortcode at the form fields customization page for activation of this feature:

<div style="float:left;margin:10px;">[calendar]</div>
<div style="float:left;margin:10px;">[calendar id=2]</div>
<div style="float:left;margin:10px;">[calendar id=3]</div>

Where [calendar] – Default calendar (You are select this resource at popup, when insert it into post/page);
[calendar id=2] – Calendar of resource ID=2;
[calendar id=3] – Calendar of resource ID=3

In the versions 4.1.6, 5.0, 5.0.1 is exist issue with this feature. Version update 5.0.2 working fine.