You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Eric Hernandez. I am looking for a direct flight, could you please help me with booking a flight ticket?

ASSISTANT: Sure, can you please share your preferable travel dates?

USER: I would like to take off on 08/22 and return on 08/24.

ASSISTANT: Could you please provide the airport codes?

USER: My source airport code is DTW and destination airport code is also DTW.

ASSISTANT: Ok, let me check for the availability of flight.

USER: Ok.

ASSISTANT: Eric, I am sorry to inform you that there is no flight available with 0 connection.

USER: That's ok, no issues. Thank you for the information.

ASSISTANT: You are welcome. Thank you for contacting us.