Muslim marriage registry

Hello, I am a muslim man and getting my engagement done soon by next month mid with a muslim girl only. I want to register my marriage in Bangalore after my engagement ceremony. I belong to Bihar and My fiance belongs to West Bengal. We are doing our engagement ceremony in Kolkata in presence of our family members. Can you please help me with the detailed process and documents required to register our marriage. As per documents; my fiance is 29 years old and I am 28 years old. Please help me with process. Thanks in advance.