Police have released images of a man they wish to speak to in connection with two sexual assaults in Uxbridge .
Officers from the Roads and Transport Policing Command need the public's help to identify a man who was wearing a "black turban" and "grubby baggy" clothes.
He is described as in his mid 20s, between 5ft 4ins and 5ft 9ins tall, with a thin face and black beard.
On September 15, 2016, a man allegedly approached a lone 36-year-old female on the U1 bus and sexually assaulted her.
Two weeks later, on September 28, a 20-year-old woman was approached while waiting for a bus on Oxford Road near the bus station.
The suspect attempted to start a conversation and sexually assaulted her.
Anyone with information is asked to contact the Roads and Transport Policing Command Reactive Crime Team by email on RTPC-ReactiveTeamOne@met.pnn.police.uk or via 101.
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