Hi I'd like to schedule a 2 hour meeting with George on Tuesday at 3pm.
Can I get your name, please?
Mark
When do you expect the meeting to wrap up?
2 hours, so from 3-5pm
Unfortunately George is not able to make Tuesday @ 3 pm.
Would you like to try scheduling the meeting for a different day or time?
Tuesday at 12pm to 2pm or 10pm-12am
Fantastic, your meeting with George has been successfully scheduled for Tuesday, 10 pm-12 am.