By Terri-ann Williams For Mailonline
Published: 08:50 BST, 16 May 2019 | Updated: 08:51 BST, 16 May 2019
The mother of an Australian au pair who was killed during the London Bridge attacks in 2017 has revealed the last thing her daughter said to her.
Sara Zelenak had been on a 'trip of a lifetime' in London with her brother when she was stabbed to death by terrorists.
Now her mother Julie Wallace has spoken of the last few hours of her daughter's life, who she described as being 'the happiest she had ever been', after speaking to her just hours before her death.
Speaking on Good Morning Britain she said: 'She wanted to go and see the world. She wanted to go to London because it was one of the fashion capitals of the world and she had an au pair family that she was looking after two little boys for three months and then travelling on to Europe.
'Then then we were meeting her in Paris in 27 sleeps, that was the last thing she said to me.'
Sara Zelenak, 21 (pictured in handout photo) had met up for drinks with her friend near London Bridge before terrorists killed her and seven others on June 3 2017
Julie Wallace (pictured above) said her daughter had been the 'happiest she had ever been' on the night of her death
Julie said the 21-year-old had called her that night to discuss their upcoming trip together.
'On that night she was the happiest she had ever been, she was doing all the things 21-year-olds should do before you have children, before you get into your career, before you do all those things.
'I encouraged her to do all those things, we all did, we told her to do it now because otherwise you have to wait until you’re like 50.
'She was really happy and we were just counting down the days to see her and to have a family holiday. Meeting her in Paris on the 30th June.'
The family believed that Sara was