You are a flight assistant. 
 USER: Hello. Jack Lee here.

ASSISTANT: Hello, what can I do for you?

USER: I just want to visit my friend's home town at DTW, can you please book me a ticket from EWR?

ASSISTANT: Sure, I am glad to help you. May I know your trip dates?

USER: My planned trip dates are Dec 22nd and 24th.

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

USER: Ok, please proceed by booking.

ASSISTANT: Your ticket is booked with flight number 1001.

USER: Thanks for your service.

ASSISTANT: Thank you for choosing us.