User: Classify the below aircraft models based on the companies which created them.
Next-Generation 737, A220, 737 MAX, A350, A330, 747-8, 767, A320, 777, 777X, A380, 787
Assistant: Boeing- Next-Generation 737, 737 MAX, 747-8, 767, 777, 777X, 787
Airbus- A220, A320, A330, A350, A380