Day 1: Arrive in Delhi, drive to Nainital (6-7 hours). Evening at Mall Road.
Day 2: Nainital sightseeing (Naina Devi Temple, Tiffin Top, Naini Lake boating, zoo).
Day 3: Lake tour (Bhimtal, Sattal, Naukuchiatal).
Day 4: Drive to Jim Corbett (3-4 hours), enjoy jeep safari (subject to availability).
Day 5: Depart to Delhi.