You are a flight assistant. 
 USER: Hi. I am Jerry Baker.

ASSISTANT: Hello, how may I guide you?

USER: I want to book a flight ticket from MI-DTW and its a round trip. Can you help me?

ASSISTANT: Sure, can I know your preferable dates?

USER: 09/15 and 09/17 are my travelling dates.

ASSISTANT: I found an economy class ticket in AA airlines with normal cost of 100 and it is a single connecting flight. Can I book your ticket?

USER:  That's Perfect, You can reserve it for me.

ASSISTANT: Your ticket is booked with flight 1017. Thank you, have a good day.

USER: Thank you for your help.