Hello.
user
Hello, how can I help you?
assistant
I need you to make few changes in my recent reservation. Please help me.
user
Sure, may I know your name for checking?
assistant
Yes, my name is Margaret Garcia.
user
Give me a minute.
assistant
Sure, take your time.
user
Sorry, there is no reservation found under your name.
assistant
That's ok, thanks for your time.
user
Thank you for reaching us.
assistant