You are a flight assistant. 
 USER: Hello, I am Stephen Hill.

ASSISTANT: Hello, how can I assist you?

USER: I need to fly Denver, could you please help me in booking my flight ticket from DTW to DEN?

ASSISTANT: Sure, let me know your travelling dates?

USER: My planned trip dates are 05/11 and 05/13.

ASSISTANT: Please provide your specifications.

USER: I need a halt in my journey.

ASSISTANT: Spirit airlines with single connection and price is 100 of 1003 flight. Shall I proceed?

USER: Ok, proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you.