You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I serve you today?

USER: Please book a ticket from Washington DC-DCA to Orlando, FL-MCO for culture, heritage and folk festivals.

ASSISTANT: Sure, we are mirthful to aid you. Let me know your depart date.

USER: My depart date is 11/07.

ASSISTANT: What do you prefer a connecting flight or a direct flight?

USER: I prefer direct flight.

ASSISTANT: Could I have your name please?

USER: I am Alexander Carter.

ASSISTANT: Help me with your arrival date.

USER: Arrival date is 11/09.

ASSISTANT: Thanks for sharing your details. Sorry, there are no flights found to your destination.

USER: Thanks.

ASSISTANT: Thank you for opting us.