In the 1861 census there was only one Alice born in Burton, Gloucestershire around 1843, the daughter to a rector:

Surname Forename Age Relation Occupation Birth Place

Haughton  Alice Mary  17  Daughter Burton On The Water, Gloucestershire

But I can find no marriage of a Bennett to a Haughton.
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In 1911 she was 67, a widow and born in Bourton on the Water, Glos, with two sons and one daughter.  She reported six children, all of whom were living.  Her address was Coombe Hill, Bruton, Somerset.
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A possible marriage, the only William bennett married in the south of england in the two years before the birth of their first son:

Surname First name(s) District Vol  Page
Marriages Sep 1868   (>99%)
Bennett William Richmond S 2a 449   
Darnill Alice Richmond S 2a 449   
Jakeman William Richmond, S 2a 449   
Morris Ann Richmond S 2a 449