You are a flight assistant. 
 USER: Hello. James Martin here.

ASSISTANT: Hello, how can I help you?

USER: Can you please book me a flight from DTW to reach DEN?

ASSISTANT: Sure, may I know your depart and return dates?

USER: Sure, my planned trip dates are Jan 9th and 11th.

ASSISTANT: May I know your connection limit?

USER: I need a single connecting flight.

ASSISTANT: Can you please share your depart time?

USER: My depart time must be in the evening .

ASSISTANT: Do you have any other requirements?

USER: I prefer normal cost airlines.

ASSISTANT: Ok, please wait for a while.

USER: Ok, sure.

ASSISTANT: We found a Hawaiian airline, flight number: 1010, depart time: 1:00AM, price: 400 with one connection.

USER: Ok, please proceed.

ASSISTANT: Your flight ticket has been reserved in business class.

USER: thank you for he help.

ASSISTANT: Thank you for choosing us.