Rita's Errands and Reminder

Who is leaving to run errands and giving a reminder about fixing the counter?

Is it:

Rita

Final answer:

Rita is the person who is leaving to run errands and giving a reminder about repairing a crack in the counter, as indicated by the information given in the dialogue.

Explanation:

The person who is leaving to run errands and giving a reminder about fixing the counter is Rita. Based on the context provided in the dialogue, Rita states, "I've got some errands to run. I'll be back in a little bit. Don't forget, you need to fix the crack in the counter." This indicates that she is the one who will be leaving to run errands, and it is her who provides the reminder about the counter.