You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: Please book a flight ticket from DEN to ORD.

ASSISTANT: Sure,I will help you with that. May I know your planned travel dates?

USER: My trip dates are 05/04 and 05/06.

ASSISTANT: Can I know your connection limit?

USER: I am fine with any flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: There is a connecting flight-1025 in Jet Blue Airlines with a fare of 300. Shall I proceed with booking?

USER: Yes, proceed with booking.

ASSISTANT: May I know your name please?

USER: Lisa Evans here.

ASSISTANT: Lisa Evans , your booking has been done in business class.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a safe journey.