You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Can you please help me with booking a flight ticket from MCO to DCA?

ASSISTANT: Sure, let me know your travel dates please?

USER: My travel dates are May 23 and 25.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you need any other preference?

USER: No.

ASSISTANT: Can I know your name please?

USER: My name is Margaret Smith.

ASSISTANT: Sorry to inform you that there are no flight services available on your given details.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for contacting us.