For a professional "cinematic" feel, layer a Whoosh with a subtle Impact at the exact moment of the cut.
A massive collaborative database. You can filter results for "CC0" to find sounds that don't require credit. 10_free_transition_sounds_and_effects_no_copyright
Found within YouTube Studio, these sounds are completely copyright-safe for use on the platform. For a professional "cinematic" feel, layer a Whoosh