Related Clues:

• Assistant's assignment
• Grocery trip, say
• Quick business trip?
• Challenging chore
• Quick mission
• Job at hand
• Quick trip that's "run"
• Unpleasant duty
• Minor chore
• Small chore
• Trip to the bank, say
• What a gofer is sent on
• Picking up a prescription, say
• Picking up the dry cleaning, say
• Put strain upon