Arrangements for the future
Scheduled or timetabled events in the future (with such verbs as: arrive, go, start, leave, come back, finish)
Future plans, hopes, expectations (with such verbs as: plan, hope, intend, want, expect)
Future availability (with such adjectives as: free, busy, available, tied up)
The Present Simple
The Present Continuous
The Present Simple (Verb + to + Infinitive)
Be + Adjective