Heat oil in medium saucepan over medium-high heat and cook onion, garlic and pumpkin, stirring occasionally, 5 minutes or until onion is tender. Stir in Knorr® Chicken flavor Bouillon Cubes blended with water. Bring to a boil over high heat. Reduce heat to low and simmer, stirring occasionally, 10 minutes or until pumpkin is tender. Stir in cream and cream cheese. Cook, stirring occasionally, 5 minutes or until heated through. Remove from heat and cool slightly.
Process soup in blender or food processor in batches, at low speed, until smooth. Return soup to saucepan and season with salt and pepper; heat through.