You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Please help me to book a flight ticket from MCO to ATL.

ASSISTANT: Sure, may I know your travel dates?

USER: My journey dates are from Apr, 26 to Apr, 28.

ASSISTANT: Please share me your name.

USER: Gregory Scott.

ASSISTANT: Do you have any specifications?

USER: I need a single connecting  flight.

ASSISTANT: Sorry, there is no flight at this moment.

USER: Thank you for your information.

ASSISTANT: Thank you.