Hello.
user
Hello. How may I help you?
assistant
I am Brian Mitchell. I want to change my existing reservation. Could you help me?
user
Sure, I will help you. Please, wait for a moment.
assistant
Ok, take your time.
user
Thanks for your time, there is no reservation found on your name.
assistant
That's ok, no problem. Thank you for helping me.
user
Thank you for approaching us.
assistant