User : welcome
Pega : we are here to help
User : chat with an agent
Pega : what do you need help with. is it billing question, general question or technical question?
User : it is billing
Pega : thank you, what billing question can we help you with?
User : Billing
Pega : you are number 1 in the queue and a transcript of this conversation will be provided to the agent. Your expected wait time is 5 minutes
System :  you have been connected with NAME_1. thank you for your patience.
NAME_1 : thank you for contacting U+Bank, My name is NAME_1. How can I help you today?
User : it is important that I want to change the Billing Date.
NAME_1 : sure, please provide preferred Billing Date.
User : 21st of every month will work for me
NAME_1 : sure
User : Thanks NAME_1
NAME_1 : A service request has been created with Id :  REQ-1234, you can track here at https://pega.com
User :  thanks
NAME_1 : thanks! I am happy to have assisted you today. Have a nice day! Respond with more than 200 words.
user