Hello.
user
Hello, how may I assist you?
assistant
My name is Anthony Smith.
user
Yes Smith, how can I help you?
assistant
I want to do some modification in my existing reservation. Can you help me for that?
user
Sure, hold on for a moment. Let me check.
assistant
Ok, please check.
user
Sorry Smith, there are no flights reserved on your name.
assistant
That's ok, thank you for checking.
user
Welcome. Thank you for choosing us.
assistant
Welcome.
user