You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, do you need any help from us?

USER: Can you please help me in booking my flight ticket from MCO to DFW?

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: My travelling dates are May 10 and May 12.

ASSISTANT: Ok, could I have your name please?

USER: Myself Elizabeth Phillips.

ASSISTANT: Ok, do you need direct or connecting flight?

USER: I need direct flight.

ASSISTANT: Ok, do you have any other specifications?

USER: I need my return ticket at afternoon ticket.

ASSISTANT: Sorry, there is no flight with your requested connection limit.

USER: Thank you for your information.

ASSISTANT: You are welcome, have a great day.