(you might want to paraphrase because this is the sample answer)
In my view, the dialogue is the important element of this play. The conversations between the women reveal the entire plot. The conversations helped me understand what was going on in the characters' minds and predict what actions they would take.
MLA in-text citation style uses the author's last name and the page number. If the source doesn't include a page number then only use the last name of the author.