PostMan script : Chaining

bodyData = JSON.parse(responseBody)
value = bodyData.data[0].email
console.log(value)
pm.environment.set("xyzVar", value);

var token = pm.response.text();

postman.setEnvironmentVariable("token", token);

HAWB= Math.floor(100000 + Math.random() * 99999)

var current_timestamp = new Date();

current_timestamp.setDate(current_timestamp.getDate() - 1);

currTime = (current_timestamp.toISOString())

//console.log("Current Time is" + currTime)

const str1 = (current_timestamp.toISOString().slice(0, 19))

pm.environment.set("yesterday",str1);

fNo= Math.floor(100 + Math.random() * 9999)

pm.environment.set("flightNo",fNo);

var current_timestamp = new Date();

//console.log(current_timestamp)

//current_timestamp.setDate(current_timestamp.getUTCDate() + 1);

current_timestamp.setDate(current_timestamp.getDate() + 5);

currTime = (current_timestamp.toISOString())

console.log("Current Time is" + currTime)

const str = (current_timestamp.toISOString().slice(0, 10).replace("T", " "))

pm.environment.set("nextDay",str);

var response = JSON.parse(responseBody);

pm.test("Verify Status code is 200", function () {

    pm.response.to.have.status(200);

});

//**Checking success messages**

pm.test("Verify the MAWB is created",function (){

    pm.expect(response.msg).to.equal("ImportShipment saved successfully");

    pm.expect(response.success).to.equal(true,"Success");

    pm.expect(response.data).to.equal("success");

});

if (responseCode.code ===200) {

Count= pm.environment.get("TestNo");

var NoC=++Count;

pm.environment.set("TestNo",NoC); 

}