Hello.
user
Hello, how can I help you?
assistant
As my manager did not approve my leave, I would like to change my recent reservatiion. Can you aid me with this?
user
Sure, can you provide me your name please?
assistant
Myself Janet Lopez.
user
Give me a moment.
assistant
Sure, take your time.
user
 Janet Lopez. I regret to inform that there is no reservation by your name.
assistant
That's ok, thank you for checking.
user
Thank  you for reaching us.
assistant
Welcome.
user