You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you today?

USER: Can you please reserve me a flight ticket from DTW to SEA?

ASSISTANT: Sure, let me know your trip dates please?

USER: My trip dates are 07/28 - 07/30.

ASSISTANT: Any preferences?

USER: I need a single connection.

ASSISTANT: Can you share your name please?

USER: Shirley Baker here.

ASSISTANT: Frontier Airlines has a connecting flight with number 1017 for fare 100, shall I proceed?

USER: Please reserve.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.