text: Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
  ### Context:
  CREATE TABLE Invoices (invoice_number VARCHAR, invoice_date VARCHAR); CREATE TABLE Financial_transactions (invoice_number VARCHAR)
  ### Question:
  What is the invoice number and invoice date for the invoice with most number of transactions?
  ### Answer:
  SELECT T2.invoice_number, T2.invoice_date FROM Financial_transactions AS T1 JOIN Invoices AS T2 ON T1.invoice_number = T2.invoice_number GROUP BY T1.invoice_number ORDER BY COUNT(*) DESC LIMIT 1