How to I auto assign a specific account name to CRM existent contact information generated from a zoho Desk?

How to I auto assign a specific account name to CRM existent contact information generated from a zoho Desk?

Hi,
How do I auto assign to tickets, i mean a specific "ticket owners", when a ticket submit in desk and if this ticket already exists in CRM and has an account manager in CRM, automatically the ticket owner in desk to be the account manager of crm for existent contacts. I've used zoho flow in order to when a ticket submit in desk automatically create a lead in crm and it works well. but I dont know how can I generate it when I create a ticket from Zoho desk I want to assign it to the crm account manager in Zoho Desk.
Any help will be appreciated.