Enhance SpaceFinder Component Accessibility and User Experience

[tesol2y090]

Current Behavior:
The SpaceFinder component, while functional, lacks proper accessibility features and could benefit from enhanced user experience improvements.

Issues:

1. Missing place holder of Input.

Impact:
Users relying on assistive technologies may have difficulty interacting with the space selection dropdown, and the overall user experience could be improved for all users.

Technical Details:

• Component: SpaceFinder.tsx
• Dependencies: @headlessui/react, @heroicons/react
• Current Implementation: Uses Headless UI Combobox with basic functionality