You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: Can you please help me to book flight ticket from DEN to JFK?

ASSISTANT: May I know your travelling dates?

USER: My journey dates are May 15 and May 17.

ASSISTANT: Please let me know your connection limit?

USER: I would prefer single connection flight.

ASSISTANT: Do you have any other preference?

USER: No more preferences.

ASSISTANT: May I know your name please?

USER: Sure, I am Anna Jackson.

ASSISTANT:  As per your requirements. There is a connecting flight with ticket fare 100 and 1023 as flight number in Southwest Airline. Shall I proceed with booking?

USER: You can proceed.

ASSISTANT: Your ticket is confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you for reaching us.