Hello.
user
Hello, how may I help you?
assistant
Can you help me to change the reservation I had done recently?
user
Sure, I can help you. May I know your name?
assistant
My name is Jack Miller.
user
Thank you. Please wait, let me check your reservation status.
assistant
Ok, please take your own time.
user
Sorry, there is no reservation found under your name in our database.
assistant
Ok, thank you for assisting me. May be my brother had change it for me.
user
You are welcome and have a nice day.
assistant