You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

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

ASSISTANT: Can I know your journey dates?

USER: My journey dates are from Sept, 30 to Oct, 02.

ASSISTANT: Is there any connection limit?

USER: I need  a single connecting flight.

ASSISTANT: Sorry currently there are no flights for your travelling dates.

USER: Thank you for your information.

ASSISTANT: May I know your name?

USER: Jason Wright.

ASSISTANT: Thank you.