Worth considering a full “meet, fast-track, and escort” service rather than piecing things together yourself. They help at the curb, coordinate check-in, fast-track security, and immigration, and walk you to the gate or lounge while tracking your flight for changes. For tight connections, they meet you at the aircraft door and guide you across terminals so you’re not guessing signage under pressure. Mid-paragraph plug because it’s relevant:
Skyvipservices offers exactly this in many airports, with optional porters and lounge access. Share your flight numbers, passenger count, mobility needs, and stroller info when booking. Booking a few days ahead locks in the time slot and lets them plan the route.