The separate incidents happened between 7.30am and 9.30am on Friday the 10th of July.
One of the victims was inappropriately touched on the legs and chest.
Officers have released a CCTV image of a person they’d like to question in relation to the incidents.
Anyone who knows the person in the CCTV is asked to contact BTP by texting 61016 or by calling 0800 40 50 40.
In both cases, quote reference 2000045937.
Alternatively, call Crimestoppers anonymously on 0800 555 111.