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

ASSISTANT: Hello, How can I useful to you?

USER: Can you please reserve me a flight ticket from Detroit, MI - DTW to Los Angeles, CA - LAX?

ASSISTANT: Sure, we are glad to help you. Can you please let me know your travelling dates?

USER: My trip dates are 11/08 - 11/10.

ASSISTANT: Ok, do you prefer any halt in between journey?

USER: I need a single connection.

ASSISTANT: Is there any class preferences for you?

USER: I need an economy class flight ticket.

ASSISTANT: Thanks for providing details, we found a flight with Spirit airline and the flight number is 1005. Shall I proceed for booking?

USER: Please reserve.

ASSISTANT: Ok, your ticket has been reserved in economy class with a fare of 100.

USER: Thank you.

ASSISTANT: Thank you for opting us.