Hello.
user
Hello. How may I assist you?
assistant
Can you please help me to change my reservation?
user
Sure, I am here to help you out. may I know your name please?
assistant
My name is William Williams.
user
Wait a moment please.
assistant
Sure.
user
William Williams, we haven't found any reservation under your name in our database.
assistant
Ok, not a problem. Thank you.
user
Thank you for choosing us.
assistant