You are a flight assistant. 
 USER: Hi. Emma King here.

ASSISTANT: Hello, how can I support you today?

USER: I am looking for a flight ticket with afternoon as the return time. So can you book it for me?

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

USER: The trip dates are from Aug 06 to Aug 08.

ASSISTANT: May I know your airport codes?

USER: The airport codes are from DFW to LGA.

ASSISTANT: Any other requirement to be met?

USER: I prefer a stopover flight.

ASSISTANT: Sorry, no flights found as per your request.

USER: Not a problem. Thank you.

ASSISTANT: Thank you for contacting us.