You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Please help me to book a flight ticket from DTW to ORD.

ASSISTANT: Can you give me your trip dates?

USER: My travel dates are from June, 30 to July, 02.

ASSISTANT: Do you need any connections?

USER: No.

ASSISTANT: Are there any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Nicole Perez.

ASSISTANT: Connecting flight number 1002 with price 100 in economy class is available. Is it ok for you?

USER: Please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.