How can I put two quotes together in an essay? please help :)?

hii, I want to add two quotes together but separete them.. for example "i want to study economics, and i want to major in contability" "i like math and numbers" how do i put them together, do i put AND in the middle between them or how i do it? im starthing the quotations like these: Acording to John Johnson "i want to study economics, and major in contability" ------ and, or, ???, "i like math and numbers" what do i put between them? pleasee help :)