as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
create a regular expression that matches a valid uk phone number.
user
^(?:(\+44\s?\d{4}|\(?0\d{4}\)?)\s?\d{3}\s?\d{3}|(\+44\s?\d{3}|\(?0\d{3}\)?)\s?\d{3}\s?\d{4}|(\+44\s?\d{2}|\(?0\d{2}\)?)\s?\d{4}\s?\d{4})$
assistant