The conflict happened between the girl and the waitress wherein the waitress confronted the girl, exposing her duplicity to the young man.
The girl pretended to be the daughter of a prominent family and she presented herself to the young man as such. The waitress who knows the true identity of the girl confronted her about her absence in her work as a waitress. The confrontation happened in front of the young man, who in reality was the one who belongs to a prominent family.