Hello.
user
Hello. How can I aid you today?
assistant
My name is William Clark, can you help me to change the reservation which I had done last month?
user
Sure, I am here to help you.
assistant
Ok, thank you.
user
Hold on for a moment. Let me check.
assistant
Ok, please take your time.
user
Sorry William Clark, there are no flights reserved on your given name formerly.
assistant
'That is ok, thank you for assisting me.
user
Welcome, thank you for choosing us. Have a great day.
assistant