[{'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: How we use your information General - applicable to all sources of information We primarily use your information, including personal information, to provide our services to you and to fulfill your requests. We may combine your information with other information that we have about you, that is publicly available and/or that we have obtained from third parties (either individually or in the aggregate). We also may use your information for the following purposes: For flight information/wireless services. You may register for receipt of flight information and other wireless services by indicating your preference to receive this information by providing relevant information or by granting applicable permissions. Participation in these services may be optional."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]