[{"id": "e1", "source": "node-greeting", "target": "node-ask-department"}, {"id": "e2", "source": "node-ask-department", "target": "node-check-sales"}, {"id": "e3", "source": "node-check-sales", "target": "node-transfer-sales", "sourceHandle": "true"}, {"id": "e4", "source": "node-check-sales", "target": "node-check-support", "sourceHandle": "false"}, {"id": "e5", "source": "node-transfer-sales", "target": "node-end-transfer"}, {"id": "e6", "source": "node-check-support", "target": "node-transfer-support", "sourceHandle": "true"}, {"id": "e7", "source": "node-check-support", "target": "node-check-billing", "sourceHandle": "false"}, {"id": "e8", "source": "node-transfer-support", "target": "node-end-transfer"}, {"id": "e9", "source": "node-check-billing", "target": "node-transfer-billing", "sourceHandle": "true"}, {"id": "e10", "source": "node-check-billing", "target": "node-take-message", "sourceHandle": "false"}, {"id": "e11", "source": "node-transfer-billing", "target": "node-end-transfer"}, {"id": "e12", "source": "node-take-message", "target": "node-log-message"}, {"id": "e13", "source": "node-log-message", "target": "node-end-message"}]