Related Clues:

• Scots commended, say, about party for disability supporter
• By the sound it, chap had briefly to follow aid for mobility
• One having lead to provide vision?
• Canine trained to lead
• Animal trained to look for an owner?
• Is looking for someone else to steer party towards Government
• Helping hound
• Visual aid for leader on track?
• Canine aid to sight
• Helper with a harness
• Exception to a 'no pets' policy
• One may help blind person follow Sherpa, initially
• Aid for blind person
• Lab assistant, maybe?
• Unticketed plane passenger