Looking to upgrade and existing website or make a new website

Looking to upgrade and existing website or make a new website . Person should have knowledge of complete website designing , project manager , analyst , back end developer , front end developer ,Architect , UX designer , Graphic designer ,quality tester etc .Deadline of 16th March is there for completion of the same . Website should be very advanced with Yearly maintenance , Unlimited words should be allowed to add , Continuous adding and deleting items after website live , Chatbots , Integration with whatsapp , telegram and all social media apps , Contact form , rate quotation form , One click button to get in touch with me on mobile etc . Basically research is done by myself on around 50 websites whereby best features of all will need to be added . Regarding the data there will be 1500 + pages in Microsoft word provided to you and we will need to work on the same the entire day through any desk etc / team viewer . Someone who can sit with me in the Mumbai office will be preferred