Issue Summary

When there is a situation the user Clicking "Back" from the virtual agent conversation page to the portal help center to search a new query and press enter to redirect to virtual agent page, it does not work

Steps to Reproduce

1. Enable Virtual Agent for help center
2. Then , open customer portal help center
3. Type a text in search bar and press enter to redirect to virtual agent .
4. The query copied to the page and virtual agent work as expected.
5. After complete the query , press "Back" from the page.
6. Type a new query in search bar and press enter
7. It redirected to virtual agent , but nothing working

Expected Results

Virtual agent working as expected , the new query added to the page and virtual agent continue to assists.

Actual Results

Virtual agent return nother

Workaround

Refresh the browser page and ask the new query