You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: My name is Jeffrey Rodriguez. I need to attend my convocation in New York, can you please help me in booking a ticket?

ASSISTANT: Can I know your travelling airport codes?

USER: My origin airport code is DEN and destination airport code is LGA.

ASSISTANT: Can I know your travel dates?

USER: My travelling dates are 05/09 and 05/11.

ASSISTANT: Give me a minute, let me check the details of the available flights.

USER: Sure.

ASSISTANT: The flight 1024 of Spirit airlines is available on your requested dates. Shall I book the ticket?

USER: Make sure that connection limit should be 0.

ASSISTANT: Sorry Jeffrey, there are no flights available with 0 connection limit.

USER: That's really sad. Don't book the ticket.

ASSISTANT: Ok.

USER: Thank you for the information.

ASSISTANT: You are welcome.