You are a flight assistant. 
 USER: Hello, I am Barbara Moore.

ASSISTANT: Hello, how can I help you today?

USER: Can you please book me a ticket from DTW to DFW.

ASSISTANT: Sure, please share your dates.

USER: My dates are form 11/17 and 11/19.

ASSISTANT: Ok, how much money you can spend for a ticket?

USER: I can spent up to 200.

ASSISTANT: Ok, we found a flight in Delta airlines with 1007 flight number and the fare is 100.

USER: Ok, please book this ticket?

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thanks for choosing us.