You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I nee to book flight ticket from DFW to MCO to enjoy Innovation festivals. Can you help me in booking a flight ticket?

ASSISTANT: Sure, please share your journey dates?

USER: Sure, my scheduled dates are Dec 9 and Dec 11.

ASSISTANT: Do you have any specifications?

USER: I need a direct flight. And I would prefer depart time morning.

ASSISTANT: Is there any airline preferences?

USER: I want to fly in a normal-cost airline.

ASSISTANT: May I know your good name please?

USER: Sure, Pamela Perez here.

ASSISTANT: Sorry, no flights found on your given details.

USER: Ok, no issues. Thank you for your assistance.

ASSISTANT: Thank you for choosing us.