You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: Can you please help me in booking a flight ticket from DEN to IAD?

ASSISTANT: Sure, when do you want to start and return on?

USER: My trip dates are 11/27 - 11/29.

ASSISTANT: Can I know your good name?

USER: Deborah Scott here.

ASSISTANT: Do you have any other specifications?

USER: I need a single connection.

ASSISTANT: Do you need any other concerns?

USER: No.

ASSISTANT: Thank you for your details, we found a connecting flight 1008 in class economy which is in Spirit airline. Shall I proceed?

USER: Please reserve.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you.