Update index.md

Author: vanand17

src/connections/destinations/catalog/customer-io-actions/index.md

@@ -55,4 +55,4 @@ Customer.io makes an exception for the `created_at` trait, converting ISO-8601 t
 Segment does not automatically collect push notification tokens. These parameters are required by Customer.io, requiring logic to be implemented to collect these values. As an example, you can use [this plugin](https://github.com/segmentio/analytics-react-native/tree/master/packages/plugins/plugin-device-token){:target="_blank"} to collect the Firebase Cloud Messaging device token for React Native. 
 
 ## In-App Messaging
-The Customer.io Actions destination is built and maintained by our partner Customer.io, and does not currently support [in-app messaging](https://customer.io/docs/journeys/in-app-getting-started/#javascript-snippet). We recommend reaching out to them to express your interest in using in-app messaging with their Segment integration so thewy can update the integration to support it.
+The Customer.io Actions destination is built and maintained by our partner Customer.io, and does not currently support [in-app messaging](https://customer.io/docs/journeys/in-app-getting-started/#javascript-snippet). We recommend reaching out to them to express your interest in using in-app messaging with their Segment integration so they can update the integration to support it.