Six people have died in Britain from the virus, with more than 370 confirmed cases.
She was photographed alongside the prime minister at a reception held at Number 10 to celebrate International Women's Day.
Flybe is the biggest operator of UK domestic flights and carries around eight million passengers annually.
The talks take place just over a month since Britain ceased to be an EU member, and are meant to wrap up by the end of this year
Twice-married Johnson, 55 -- who split from his wife of 26 years in 2018 -- has been publicly dating 31-year-old Symonds since early last year.
Michel Barnier warned the bloc would not abandon its principles to get a deal and took aim at a British minister as tensions between the two sides ramped up.
In a murder-suicide bid, 67-year-old John Zurick shot his estranged wife dead before surviving a self-inflicted shotgun wound.
The text, setting out the European Union's demands and red lines, is to be formally adopted Tuesday at a meeting of the bloc's ministers.
In Britain, Sajid Javid's resignation sent London's benchmark FTSE 100 index down.
Johnson went on a trip to the Caribbean with girlfriend Carrie Symonds around the new year.
Britain has no official internet or social media regulator and is looking for ways to stop harmful online material from reaching children.
Prime Minister Boris set out a plan for his country to become a global champion of free trade.
The British premier will note London has been told in earlier divorce talks with Brussels that it has the option of an ambitious trade deal.
Daily business between the United Kingdom and the EU will continue as before during an 11-month transition until the end of the year.
Official celebrations will be muted out of respect for half the population who wanted to stay in the EU and who remain fearful of what lies ahead.
The UK will leave the EU at midnight Brussels time (2300 GMT) on Friday, but remain under most EU rules during a transition until the end of the year.
The first leg of a five-nation tour that also takes in Ukraine comes with Britain facing a historic crossroads as it parts ways with the EU on Friday night.
On eve of Brexit, there is a strong possibility that the Bank of England will later Thursday announce its first interest rate cut in more than three years.
British Prime Minister Boris Johnson insists that date will see Brexit "done".
EU negotiator Michel Barnier said during the next phase of Brexit, Brussels and London will "have to rebuild everything".
The US has banned Huawei from the rollout of its next generation 5G mobile networks because of concerns.
Britons vote by 52 percent to 48 percent to become the first nation to leave the EU bloc.