Hi.
user
Hello.
assistant
I am Mary Lee.
user
How may I aid you?
assistant
I need to change my reservation as my schedule got postponed. Can you please help me out?
user
Sure, I am here to help you.
assistant
Thank you for reacting positively.
user
Please give me a moment to check out your reservation status.
assistant
Sure.
user
Sorry to inform you that, we couldn't find any reservation under your name in our database.
assistant
It's ok, anyway thank you for the information.
user
Thank you for approaching us.
assistant