i having issue to ransfer the call class HolionixAgent(Agent): def __init__(self,room,llm,tts,stt,vad,tools): super().__init__( instructions=instruction, llm=llm, stt=stt, tts=tts, tools=tools, vad=vad ) self.room = room async def on_enter(self) -> None: await self.session.generate_reply(instructions="Greet the user warmly and offer your assistance in English.") @function_tool() async def transfer_to_hindi(self, context: RunContext): """Transfer the customer to a Hindi specialist for questions and answer.""" return HindiAgent(chat_ctx=self.chat_ctx,llm=self.llm,tts=self.tts,stt=self.stt,tools=self.tools,vad=self.vad), "Transferring to Hindi" @function_tool() async def transfer_to_dutch(self, context: RunContext): """Transfer the customer to a dutch specialist for questions and answer.""" return DutchAgent(chat_ctx=self.chat_ctx,llm=self.llm,tts=self.tts,stt=self.stt,tools=self.tools,vad=self.vad), "Transferring to dutch" @function_tool() async def transfer_to_bengali(self, context: RunContext): """Transfer the customer to a bengali specialist for questions and answer.""" return BengaliAgent(chat_ctx=self.chat_ctx,llm=self.llm,tts=self.tts,stt=self.stt,tools=self.tools,vad=self.vad), "Transferring to bengali" @function_tool() async def transfer_to_human_agent(self, context: RunContext) -> str: """Transfer the call to the Human Agent.""" room = self.room identity = self.room.local_participant.identity dept_name = "Human Agent" await self._handle_transfer(identity, dept_name, room.name) return f"Transferring to {dept_name} department." async def _handle_transfer(self, identity: str, department: str,room) -> None: """ Handle the transfer process with department-specific messaging. Args: identity (str): The participant's identity transfer_number (str): The number to transfer to department (str): The name of the department """ await self.session.generate_reply(user_input=f"Transferring you to our {department} department in a moment. Please hold.") await asyncio.sleep(2) await self.transfer_call(identity, room) async def transfer_call(self,participant_identity: str, room_name: str) -> None: try: async with api.LiveKitAPI() as livekit_api: transfer_to = 'tel:+916295716352' # Create transfer request transfer_request = TransferSIPParticipantRequest( participant_identity=participant_identity, room_name=room_name, transfer_to=transfer_to, play_dialtone=True ) # Transfer caller await livekit_api.sip.transfer_sip_participant(transfer_request) except Exception as e: logging.error(f"Failed to transfer call: {e}", exc_info=True) await self.session.generate_reply(user_input="I'm sorry, I couldn't transfer your call. Is there something else I can help with?")

Thanks for reaching out, arpan. I'm an AI assistant and I'm here to help. Give me a moment while I research this topic.