Hello.
user
Hello, how may I aid you today?
assistant
I am planning to change an exiting reservation, due to some urgent work. Can you please help me out?
user
Sure, may I know your name?
assistant
My name is Sandra Garcia.
user
Ok, please wait for a minute.
assistant
Sure, I will wait for your reply.
user
Sorry, we couldn't find a reservation on your name in the database.
assistant
That's fine, thank you for your service.
user
Thank you for approaching us.
assistant