Goal: I would like to respond to my friend Thomas.blanc1978@gmail.com by saying, "Okay, thanks for the update."
Steps:
action: action_type: scroll
direction: down
step_instruction: Swipe up to view the mail by thomas
action: action_type: click
step_instruction: Tap on the mail by thomas 
action: action_type: click
step_instruction: Tap on the Reply button at the bottom left corner of the screen
action: action_type: input_text
text: Okay, thanks for the update
step_instruction: Type the text Okay, thanks for the update
action: action_type: click
step_instruction: Tap on the send icon at the top right corner of the screen