You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Donald Perez. I would like to visit DTW to meet my sister, can you help me to book a flight ticket from EWR?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: May I know your preferable travel dates?

USER: I want to take off on 10/04 and return on 10/06.

ASSISTANT: Do you prefer economy or business class?

USER: I am comfortable with any class.

ASSISTANT: We found a economy flight on your details with airline JetBlue, flight number: 1028. Shall I book this ticket?

USER: Please proceed.

ASSISTANT: Your ticket has been reserved with the fare of 100.

USER: Thank you for helping me.

ASSISTANT: Thank you.