Hello. I am Lisa Rodriguez.
user
May I know what kind of service your looking for?
assistant
I am planning to travel to Detroit to attend a seasonal festival. Can you help me to book  a flight ticket in business class?
user
Sure, please help me with your dates of journey.
assistant
My planned journey dates are July 12 and July 14.
user
Do you know your airport codes? if yes, please share your source and destination airport codes.
assistant
I will leave from my nearest airport ATL to reach DTW.
user
Ok, please wait for a while.
assistant
Sure.
user
We found a Delta airline and 1020 is flight number with a fare of 100. Shall I proceed?
assistant
Is it a business class ticket?
user
No, it is a economy class.
assistant
I need business class ticket. Do not proceed.
user
Sure, please wait I will check business class and revert to you.
assistant
Thank you for your response. Ok, I will wait.
user
Sorry to say that, there are no flights available based on your details.
assistant
It's ok, thank you for the information.
user
Thank you for reaching us.
assistant