Goal:  Reply to Cerebra Research's mail acknowledge in the email body.
Steps:
action: action_type: click
step_instruction: Open the Cerebra Research mail
action: action_type: click
step_instruction: Click on Reply at the bottom left corner
action: action_type: input_text
text: Acknowledge
step_instruction: type Acknowledge in the email body
action: action_type: click
step_instruction: Click on Send icon