Hi.
user
Hello.
assistant
I am Anna Hall.
user
Hall, how can I help you today?
assistant
Can you help me to book a flight from DTW on 07/07?
user
Sure, I am here to help you, may I know your destination airport code?
assistant
My preferred airport code is LGA.
user
When you are going to return to your source airport code?
assistant
I would like to return to DTW on 07/09.
user
Sorry for the inconvenience, no flight as per your details.
assistant
No issues. Thank you for your time.
user
It's my pleasure, have a nice day.
assistant