Found in my office

Found in my office

Observation - Found in my office - UK and Ireland. Description: Small little thing (about 5mm long, to give scale) that looks like some sort of fly. Looked a bit sorry for itself and in some distress at time of photo. Anyone know if it is a fly and if so, what species?

Small little thing (about 5mm long, to give scale) that looks like some sort of fly.

Looked a bit sorry for itself and in some distress at time of photo.

Anyone know if it is a fly and if so, what species?