Unknown hymenopteran?

Unknown hymenopteran?

Observation - Unknown hymenopteran? - UK and Ireland. Description: Black and yellow coloured flying invertebrate with a notably long sharp proboscis. Unsure if this is a fly or a hymenopteran...?

Black and yellow coloured flying invertebrate with a notably long sharp proboscis. Unsure if this is a fly or a hymenopteran...?