Add punctuation: You are an assassin
A: You are an assassin.

Add punctuation: Yes you are allowed to have dog in cabins or apartments
A: Yes, you are allowed to have dog in cabins or apartments.

Add punctuation: To support the Conference the European Environment Agency EEA is launching an innovative Assessment of Assessments report which recommends ways that environmental information and policy making can be more closely aligned
A:
To support the Conference, the European Environment Agency (EEA) is launching an innovative Assessment of Assessments report, which recommends ways that environmental information and policy making can be more closely aligned.