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
designate a telephone number for each of the following countries: uk, usa, china, russia.
user
uk: +44
usa: +1
china: +86
russia: +7
assistant