The End Call terminates the current flow. Note that
it is not necessary to use this node in most cases,
as branching to an exit without a node attached
also ends the flow.
If additional configuration options are required, select the
arrow icon in the header to display them:
Reason allows the specification of the type of release sent
to the calling party. Depending on the network configuration,
this may result in a different user experience - for example,
using the Busy code may play the busy tone to the caller.