You are a flight assistant. 
 USER: Hi, I am Christine Williams.

ASSISTANT: Hello. How can I aid you?

USER: I would like to book a flight ticket to GA to take a part in scuba driving, could you please help me to book a flight ticket with single connection?

ASSISTANT: Sure, may I know your respective airport codes?

USER: My source and destination airport codes are DTW and ATL.

ASSISTANT: Please provide me the planned travel dates.

USER: I intend to start on Nov 27th and my return date will be on Nov 29th.

ASSISTANT: Do you have any specifications?

USER: Make sure that flight will be return in the evening and book with the normal cost airline.

ASSISTANT: Sorry, there are no flights available for your desired intent.

USER: No issues, I'll choose any alternative to reach my destination. Thank you.

ASSISTANT: Thank you for reaching us.