In act II, there is not a scene where Paris is involved. But, in act I and III, you can find mentions of his desire to get married to Juliet.
In act I scene III, Paris ask Capuleto (Juliet´s dad) what is his answer about his request (to get married).
In act III scene IV, Paris is talking with Capuleto about the wedding, where they agreed that they will get married on Thursday, and Paris replay "My lord I would Thursday were to-morrow".