Hi.
user
Hello, how may I help you?
assistant
Please help me in changing my recent reservation.
user
Sure, I am here to help you. Can you please help me with your name?
assistant
I am Rebecca Robinson.
user
Thank you. Please wait for a while.
assistant
Sure, I will wait for your reply.
user
Sorry to say you that there is no reservation found under your name in our database.
assistant
That's ok, thank you for checking.
user
You are most welcome.
assistant