You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you aid me to book a flight ticket from DEN to MSP?

ASSISTANT: Sure, can I know your good name please?

USER: Janet Turner here.

ASSISTANT:  When you are willing to travel?

USER: My trip dates are Nov 26 and Nov 28 respectively.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I prefer for connecting flight to travel.

ASSISTANT:  Would you let us know if you have any other preferences?

USER: No other preferences.

ASSISTANT: There is a connecting flight 1011 in Frontier airlines at the price of 1200 with business class. Can I proceed?

USER: Please proceed.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you for reaching us.