[{'role': 'user', 'content': "Analyze the following clause from a privacy policy and determine if it's fair or unfair. Also identify any privacy practices mentioned: Your data may be used for the following purposes: providing products and services you request, contacting you in the event of a flight time change or cancellation, credit or other payment card verification/screening, immigration/customs control safety, security, health, administrative, crime prevention/detection, legal purposes, statistical and marketing analysis, systems testing, customer surveys, customer relations communications and offering you services and products we believe may interest you."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]