Virtual assistance needed for long term

Our company is looking to build a long working relationship with a few freelance Virtual Assistant Agent, who would be available for Answering calls & Instant messages. Projects include things like social media campaigns, creating a spoof monopoly board and proof reading the cards and values, and a variety of projects that our Creative Marketing team runs. Also required to work at preferred intervals as it is a flexible job opportunity. The proposed payment plan is in the range of $1100-$1300 weekly.