Transition screen with multiselect is difficult to manage

Problem Definition

In the transition screen, if a multi-select field is present, the user experience is difficult to select multiple options. See screenshot:

Selecting multiple options is not practical for users who rely heavily on this functionality.

Suggested Solution

The new create issue experience appears to improve multi-select. This same experience needs to be part of the transition screen as well.

Improved experience would look like this: