The present application generally compositions comprising a synthetic delivery RNA comprising a first sequence from a viral genome and/or a second sequence from a viral genome and wherein the synthetic delivery RNA further comprises a nucleic acid sequence encoding a gene. The application further relates to methods of using the composition for delivering a nucleic acid to a nucleus of a cell disclosed herein. The application further relates to methods of treating, inhibiting, or ameliorating a disease in a subject including administering to the subject a cell disclosed herein.