You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: Can you please help me in reserving a flight ticket to DTW from IAD?

ASSISTANT: Sure, May I know your travelling dates?

USER: My preferred dates are from Apr 01 to Apr 03.

ASSISTANT: Do you have any connection limit?

USER: Yes, I  need a single connecting flight.

ASSISTANT: Is there any preference?

USER: No.

ASSISTANT: May I know your name?

USER: I am Stephen Jackson.

ASSISTANT: You have a connecting flight 1011 in Frontier airline and price 200, Shall I proceed?

USER: You can proceed.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you.