Hello.
user
Hello, how may I help you?
assistant
Can you help me to change my existing reservation?
user
Sure, can I know your name please?
assistant
My name is Ronald Garcia.
user
Please wait for a while.
assistant
Sure.
user
Sorry Ronald, there is no active reservation found with your name in our records.
assistant
No issues, thank you for the checking.
user
Most welcome.
assistant