Hi I need to schedule a 2-hour meeting with Michael on Saturday at 2 pm.
Can I get your name, please?
My name is Angela.
When do you expect the meeting to wrap up?
It should only be about 2 hours, so around 4 pm. 
Would you like to note down an optional reason for the meeting?
Yes, put it down as "weekly scrum planning"
Fantastic, your meeting with Michael has been successfully scheduled for Saturday, 2 pm-4 pm.
Great! Thanks for your help!
Is there anything else that I can do for you?
No that's all I need. 
Thank you and goodbye.