Hi.
user
Hello.
assistant
I am Anna Robinson.
user
How can I assist you now?
assistant
Can you help me for changing my existing reservation?
user
Sure, I will help you with that. Please wait a moment to check your reservation status. Sorry Anna Robinson, no reservation has found under your name.
assistant
Oh! It's ok no problem, thank you for your services.
user
Thank you for choosing us, have a good day.
assistant