CREATE TABLE table_18365784_3 (going_to VARCHAR, calling_at VARCHAR)

What was the train destination when it has a calling at Boston, Sleaford, Nottingham Victoria?
SELECT going_to FROM table_18365784_3 WHERE calling_at = "Boston, Sleaford, Nottingham Victoria"
SELECT "going_to" FROM "table_18365784_3" WHERE "Boston, Sleaford, Nottingham Victoria" = "calling_at"