A man who sexually assaulted two women on the London Underground has been jailed following a British Transport Police investigation.Mansoor Ahmed, 30, was jailed for 26 months and handed a 10-year signature of the sex offenders register after he pleaded guilty to two counts of sexual assault.The court heard how, on 6 September 2020, the victim walked up the stairs at Gloucester Road underground station when she was sexually assaulted by Ahmed. The victim screamed and Ahmed ran from the scene, and she reported it the following day.Following an appeal to the public Ahmed was identified and circulated as wanted for questioning.On 20 November 2020 a second woman was sexually assaulted by Ahmed while she travelled down the steps at Charing Cross Station. Ahmed then walked away, however the victim spotted to British Transport Police officers at the station and reported the incident to them.Ahmed was subsequently detained and arrested at the station. Ahmed was released under investigation while enquiries continued.The two incidents were linked and attempts were made to locate Ahmed, however his whereabouts were unknown.On 27 May 2021, Ahmed was located on board a ferry arriving at Holyhead from Ireland and was arrested at the scene. He was subsequently charged with these offences.Ahmed, of Stephenson Street, Riverside, Cardiff, admitted two counts of sexual assault and was sentenced on Tuesday 21 January at Cardiff Crown Court.