Hi.
user
Hello.
assistant
I am Joseph Williams.
user
How may I serve you today?
assistant
I want to change an existing reservation due to sudden change in my trip. Can you help me?
user
Sure, give me a while.
assistant
Ok.
user
Thanks for waiting, we did not found any reservation found on this name.
assistant
No issue. Thank you.
user
Thanks for opting us.
assistant