Hello, Thomas Miller here.
Hello Miller, what can I do for you?
I planned to attend for a wedding in DEN, can you book a flight ticket on 01/29?
Sure, may I know your source code and return date?
My source code is DTW. I would like to return on 01/31.
Ok Miller, wait for a minute.
Sure.
Sorry Miller, no flight's found on your name.
Ok, no problem. Thank you for your information.
Thank you for contacting  us.