There is not much information here with no regiment, but the age rules out both on WO338 (Eric in MGC) . I looked at Eric Walter Booth (who only gets to 2nd Lt)(its not his service record shows dob is years out) or Eric Booth in RAF who was born 05 October 1891and this is not him from dob. This leaves me with the above
1899 Apr 29 Born Cheshire (RIC)
1901 census at Hazlegrove, Cheshire
1911 census living at Crescent Park Heaton Norris Stockport
1915 Nov 14 Lands in France
1916 Aug 5 Commissioned in MGC
1921 Feb 16, Joined ADRIC with Service no 1743
1921 Feb 23 Posted to E Coy
1921 Oct 28 to 10 Nov on Leave
1921 Dec 30 to 14 Jan 1922 on Leave
1922 Jan 18 Demobilised at ending of ADRIC
1939 Register A wages clerk at Redroof Dale Road , Esher U.D., Surrey working at A O Depot Weybridge. Living with mother Bertha W C Booth. He is single
1947 His mother died
1956 Apr/Jun Died SW Surrey