i want to get mails from my actual mail using GraphAPI

suppose i have Microsoft account with email id ‘[email protected]’, and i want to get mails from my this ‘[email protected]’ mail id.

but when i login using delegated flow, it creates new account in outlook with id something like ‘outlook_bf920*******@outlook.com’, and fetches mails from this account, which is empty, because its newly created

how can i get my mails from my actual mail id(‘[email protected]’)

i am using this flow for login in

end point i am using to get mails