You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I am Stephen Evans want to book a flight ticket from Denver to Minneapolis, so can you please book a flight ticket?

ASSISTANT: Ok, please provide me your airport codes.

USER: Sure, my airport codes are CO-DEN and MN-MSP.

ASSISTANT: May I know your journey dates?

USER: Yes, my travelling dates are 10/25 and 10/27.

ASSISTANT: Let me know your connection limit.

USER: Ok, I need a connection in between.

ASSISTANT: Thanks for waiting, I found a UA airline, flight number: 1013, price: 100 with one connection.

USER: Please proceed with booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for choosing us.