3CX Migration Assistance Required

I am moving a small team (fewer than ten extensions) from our current cloud-based PBX to 3CX and want the changeover to be seamless. The help I need centres on two areas: • Data transfer – bringing across call records, phonebooks, voicemails and any other assets that 3CX can import... (Budget: $30 - $250 USD, Jobs: Asterisk PBX, Linux, SIP, System Admin, System Administration, Technical Documentation, Telecommunications Engineering, VoIP)