Call for Speakers does not store text and dates correctly

[mariobehling]

Creating a call for speakers does not work properly. The text and the dates are not stored correctly. Trying several times will finally store the correct value, but it does not always work right away.

[prateekj117]

@CosmicCoder96 Was this also fixed after removing validations or not?

[shreyanshdwivedi]

@prateekj117 if you are willing to work on it, you can proceed.

[prateekj117]

@shreyanshdwivedi I already have taken some issues, so I would be working on then rn.