问是否可以使用AMAZON来构建一个与存储在客户端的数据库和Web服务相连接的聊天机器人？

EN

PostTextRequest lexTextRequest = new PostTextRequest()
        {
            BotName = botName,
            BotAlias = botAlias,
            UserId = sessionId,
            InputText = messageToSend
        };

        try
        {
            lexTextResponse = await awsLexClient.PostTextAsync(lexTextRequest);
        }
        catch (Exception ex)
        {
            throw new BadRequestException(ex);
        }

protected void InitLexService()
    {
        //Grab region for Lex Bot services
        Amazon.RegionEndpoint svcRegionEndpoint = Amazon.RegionEndpoint.USEast1;

        //Get credentials from Cognito
        awsCredentials = new CognitoAWSCredentials(
                            poolId,                     // Identity pool ID
                            svcRegionEndpoint);         // Region

        //Instantiate Lex Client with Region
        awsLexClient = new AmazonLexClient(awsCredentials, svcRegionEndpoint);
    }

//Call Amazon Lex with Text, capture response
var lexResponse = await awsLexSvc.SendTextMsgToLex(userMessage, sessionID);

//Extract intent and slot values from LexResponse
string intent = lexResponse.IntentName;
var slots = lexResponse.Slots;

//Use LexResponse's Intent to call the appropriate method 
switch (intent)
{
    case: /*Your intent name*/:
    /*Call appropriate method*/;
    break;
}

 case "LostItem":                                              
      message = "Please fill the following form with the details of the item you lost.";
      LostItem();
      break;

public void LostItem()
{
    string itemName = string.Empty;
    itemName = //Get from user
    //repeat with whatever else you need for a complete item object

    //Implement a SQL call to a stored procedure that inserts the object into your database. 
    //You can do a similar call to the database to retrieve an object as well
}