You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you please book  a flight ticket from DTW to DFW?

ASSISTANT: Sure, could I have your trip dates, please?

USER: My journey dates are on Jan 8th and 10th.

ASSISTANT: May I know your good name?

USER: My name is Debra Smith.

ASSISTANT: Do you have any specifications?

USER: I prefer a flight with single connection.

ASSISTANT: We found a connecting flight 1027 from Spirit airline has fare 100. Shall I proceed?

USER: Ok, proceed with the booking.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you for your service.

ASSISTANT: Thank you for opting us.