Hi.
user
Hello. What can I do for you today?
assistant
Can you please change my reservation?
user
Sure, I am here to help you to change the details. May I know your name?
assistant
I am Angela Parker.
user
Ok, please wait a minute.
assistant
Sure.
user
I regret to inform you that, I didn't found any reservation under your name to change the details.
assistant
That's ok, thank you for your information.
user
Most welcome. Thank you for approaching us.
assistant