You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I would like to travel from MI - DTW to NY - EWR. Can you help me to book my flight ticket?

ASSISTANT: Sure, can I know the travel dates please?

USER: I am Katherine Roberts.My travelling dates are 09/10 and 09/12.

ASSISTANT: Ok, wait a moment please. I found a flight for you with flight number 1025 and airline UA.

USER: Please book it for me.

ASSISTANT: I have booked your ticket.

USER: Thank you for the information.

ASSISTANT: Thank you for choosing our service.