feat: Update CTA Section Content for Better Engagement

[akshay0611]

Summary: This PR updates the content of the CTA section to improve clarity, relevance, and engagement. The changes aim to better communicate the platform's strengths and encourage users to take action.

Changes Made:

• Rewrote the content of <p class="section-subtitle"> to emphasize unforgettable journeys.
• Updated <h2 class="h2 section-title"> to be more conversational and supportive.
• Rewrote <p class="section-text"> to highlight the platform's assistance in planning and guiding travelers.
• Updated the button text to include "Now" for a stronger call-to-action.
• Ensured alignment with existing CSS styles and framework conventions.

Testing:

• Verified responsiveness across different screen sizes.
• Ensured proper rendering of the CTA section and its content.

Related Issue: Closes #18