Hi, this is Emma Young.
user
Hello,. How may I help out?
assistant
I want to change my existing reservation. Can you help me out?
user
Sure, please wait for a minute. I will check with the existing reservation and revert you.
assistant
OK.
user
Sorry, there is no reservation found with your name.
assistant
OK, no problem. Appreciate your help.
user
Thank you. Have a good day.
assistant