You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you?

USER: I want to travel from DTW to MSP, please help me to book my flight ticket.

ASSISTANT: Sure, I will help you. Please send your travelling dates.

USER: I will depart on May 8th and return back on May 10th.

ASSISTANT: Do you have any preferences?

USER: I prefer for a flight with single connection.

ASSISTANT: May I know your name please?

USER: My name is Richard Davis.

ASSISTANT: There is a connecting flight available with Frontier airline, shall I proceed?

USER: Yes, you can book the ticket for me.

ASSISTANT: Your booking is done with flight number 1009. Happy journey.

USER: Thank you very much.

ASSISTANT: You are welcome, have a nice day.