Rubuta ci gaba ga wannan sakin layi - An ba da Williams ga Babban Janar a ranar 26 ga watan Agusta, jim kadan bayan ya koma gidan wasan kwaikwayo na Turai don ci gaba da umurnin IX Troop Carrier Command. Duk da yake ya tafi, an canja iko na aiki na IX Troop Carrier Command daga Rundunar Sojan Sama na Sojan Sama zuwa Rundunar Sojan Sama ta Sojan Sama, sabon tsari a karkashin umarnin Brereton. A ranar 10 ga watan Satumba, Brereton ya gudanar da taro tare da rundunarsa da kwamandojinsa da ma'aikatan su a hedkwatarsa a Sunnyhill Park, kusa da Ascot, Berkshire, inda aka sanar da su game da Operation MARKET
, wani aiki na iska don kama jerin gadoji a Netherlands don ba da damar rundunar sojojin 21st ta haye kogin Rhine. A taron, Williams ya ba da iko na aiki na No. 38 da 46 Groups RAF, wanda zai yi aiki daga matsayinsa a Eastcote.