Hello.
user
Hello. How can I assist you today?
assistant
Due to sudden change in the dates of summit which was going to be held in the place where I suppose to visit, I want to do some changes in my existing reservation. Can you help in this?
user
Sure, I will help you with that. Please give me a moment. Can you please provide me your good name?
assistant
Please, check previous reservation on Amanda Collins.
user
I have tried with your name but no reservation has found under your name.
assistant
That's ok. Thank you for your information.
user
Thank you for reaching us. Have a good day.
assistant
Welcome.
user