St Pancras old & new

Meet outside Hotel Chocolat on the footbridge in Reading station at 9:15 with a one day travel card ticket or equivalent. Nearest Post Code RG1 1LZ.  Alternatively 10:30 At Euston fire station TQ310729 What three words bossy.events.drain. We will travel on the first train to Paddington then on to Euston Square by tube for a walk along Euston Road to visit old St Pancras church and the bustling new district around Kings Cross and St Pancras stations. After a break for lunch at the stations (Greggs and other outlets) we walk through Bloomsbury and Hatton Garden to take the Elizabeth line back to Paddington and/or Reading. Paddington nearest Post Code W2 1HS, TQ266812. All paved paths and mud unlikely.