Call 1
SIP/A-213 calling SIP/B-556533
                  SIP/B-123123 calls Local/foo   (call 2)             (disjoint originated call, needs to know where SIP/B is)
                                  Originate(local/abc,local/def)      Local/abc
                                                                      TIE(foo=SIP/B-123123)

SIP/B-123123 transfered into SIP/A
                                Local/foo                             Local/abc
                                                                      NoOp(${TIE(foo)) = SIP/A-213