Mikrotik Hotspot configuration only for guest wifi network not for Office wifi network

I want to configure hotspot for guest wifi network not for office wifi network.
means i will connect access point to mikrotik router and will configure two SSID on access point one is guest and other is Office both ssid having different network . and both network ip will dynamically given by mikrotik router only and also both network should be isolated means guest network cannot access office network. how i can configure hotspot and this type of scenario on mikrotik. please share your answers with complete configuration.