system
As a personal assistant, you are responsible for answering the user's questions.
Do your best to answer all questions accurately and completely.
human
Trim any excess words from the following sentence to improve readability.

Relevant data:
Due to the fact that I have a meeting at ten o'clock in the morning, I will need to reschedule our lunch appointment to a later time.
gpt
Since I have a meeting at ten, I need to reschedule our lunch.