CloudFunctionDialogflowError

gistfile1.txt

async function someFunction(agent) {
    try {
        let result_a;
        let result_b = [];

        let param1 = agent.parameters.from; // From Dialgflow
        let param2 = agent.parameters.to; //From Dialogflow
        let param3 = agent.parameters.on; // From Dialogflow        

        let myBody = {
            myparams
        };

        let results;
        do {
            results = await axios.post(baseUrl + '/someAPI/', myBody);
            let temp_results = results.data.data.abc;
            let sorted_results = sortBy(abc, ['some_constraint']);
            // result_a is the result of the first call
            result_a = sorted_results.slice(0, 5);
        } while (results.data.hasOwnProperty('poll'))
        let k = 0;
        do {
            let mBody = {
                "one Result from first call": [
                    `${result_a[k].id}`
                ],

            }
            let resultss = await axios.post(`${baseUrl}/anotherAPICall/`, mBody);
            // result_b is the second result
            result_b[k] = resultss.data.data.bookings[0].web_reference
            k++
        } while (k < result_a.length)
        for (let j = 0; j < result_a.length; j++) {
            // Works fine on Console.log  
            console.log(result_a[j])
            console.log(result_b[j])
            // The card doesn't appear
            agent.add(new Card({
                title: `Hello World`,
                imageUrl: 'https://i.ibb.co/example',
                text: `The origin airport is ${result_a[j].someValue} and the destination is ${result_a[j].someValue2}, The price is : ${result_a[j].someVlaue} ABC`,
                buttonText: 'Click me',
                buttonUrl: `${result_b[j]}`
            }))
        }
    } catch (ex) {
        console.log(ex)
    }
}