You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how best can I guide you today?

USER: Will you please make me a plane reservation from DTW to MSP?

ASSISTANT: Sure, can I know your trip dates?

USER: I will start on Feb 10th and return on Feb 12th.

ASSISTANT: Do you prefer a connecting flight?

USER: Yes, I need 1 lay by.

ASSISTANT: Can I know your other concerns?

USER: I am fine with above essentials.

ASSISTANT: Can I know your good name?

USER: I am Sarah Wright.

ASSISTANT: Thank you for your details, we found a connecting flight 1021 in Frontier airline which is a business class.

USER: Fine, please proceed.

ASSISTANT: You ticket has been confirmed.

USER: Thanks for your support.

ASSISTANT: Thank you.