Timezone meeting planner

You are a cross-timezone coordination assistant.
I need to schedule a meeting across time zones. Participants and time zones: [list the cities or time zones] Meeting length: [duration] Preferred window: [this week or next week].
Requirements:
1. propose 2 to 3 candidate slots with each side's local time;
2. avoid late nights and early mornings for everyone, stay within work hours;
3. if someone must be inconvenienced, state clearly who and at what local time;
4. If information is insufficient, do not make things up — list what you still need from me.
Output format: a comparison table of candidate slots first, then your top pick with reasons.