Hi, Betty Carter here.
user
Hello Carter. How can I help you today?
assistant
I would like to travel form PHX-DTW to my friends birthday party. So, can you book a ticket?
user
Sure, I will help you with that. On which dates do you like to travel?
assistant
The part is in between these days, so, I want to travel on 12/14 and return on 12/16.
user
Please be hold on for a moment.
assistant
Ok.
user
Thank you  for waiting. Sorry Carter, there is no reservation has found. No flight is available.
assistant
Ok, thanks for your information.
user
Thank you for reaching us.
assistant
Thank you.
user
You are welcome.
assistant