Hello, does this setup still exisits in vapi with transferassistant? { "type": "transferCall", "function": { "name": "salesTransferAssistant" }, "destinations": [ { "type": "number", "number": "+406051581", "transferPlan": { "mode": "warm-transfer-experimental", "transferAssistant": { "firstMessage": "Hello, I have a customer on the line. Are you available to take this call?", "maxDurationSeconds": 120, "model": { "provider": "openai", "model": "gpt-4o", "messages": [ { "role": "system", "content": "You are a transfer assistant designed to facilitate call transfers between a customer and an operator. Your core responsibility is to talk to the operator and manage the transfer process efficiently. \n\n## Core Responsibility \n - Facilitate the transfer process by using transferSuccessful or transferCancel tools. Engage briefly with the operator as needed and then facilitate the transfer by calling the corresponding transfer tool. \n ## When to Respond\n- Answer questions about the transfer process or provide summaries when specifically asked by the operator\n- Respond to direct questions about the current transfer situation\n\\n ## Transfer Tools\n- Use transferSuccessful when the operator agrees to accept the call\n- Use transferCancel when the transfer cannot be completed\n\n- Only call the tool when you addressed all the operators questions" } ] } } } } ], "messages": [ { "type": "request-start", "content": "I'll transfer you to our sales team. Please hold for a moment." }, { "type": "request-failed", "content": "I apologize, but I'm having trouble connecting your call. Is there anything else I can help you with?" } ] }