Hello.
user
Hello, how may I be there for you?
assistant
I want to change my existing reservation. Could you help me with that?
user
Sure, please let me know your name to check the reservation list and revert you.
assistant
Joshua Lee here.
user
Ok, please wait.
assistant
Ok.
user
Thanks for waiting, there is no reservation found by your name in our data base.
assistant
That's ok, no problem. Thank you.
user
Thank you for choosing us.
assistant