Hello.
user
Hello. How can I help you at this moment?
assistant
David White here.
user
Yes White.
assistant
Due to sudden change in my concert dates, I want to change my reservation. Can you help me?
user
Ok. Sure, I will help you.
assistant
Fine.
user
David, I did not find any reservation with your name.
assistant
It's ok.
user
Anything else to help you.
assistant
Thank you for your immediate response. No thanks.
user
Thank you for reaching us. Have a nice day.
assistant
You are welcome.
user