Task: I am organizing the Book fair event on 15th October at 12:00 PM, So i want to invite my best friend Naomi Rousseau Via mail, So i want to to add the recipient naomi.rousseau@example.com, Subject will be Join us for a Book fair event to Dear Namoi and the body of mail is “ I wanted to share some exciting news with you. There’s an upcoming book fair in town, on the Gmail app
Steps:
Open the Gmail app
Click on the Compose icon at the bottom of the screen
Type naomi.rousseau@example.com in To bar
Click on the naomi.rousseau@example.com  suggested name
Click on the Subject name 
Type Join us for a Book fair event in subject bar 
Click on the Compose email name 
Type Dear Namoi, I wanted to share some exciting news with you. There’s an upcoming book fair in town on 15th October at 12:00 PM in compose mail section 
Click on the right arrow at the top of the screen