You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I am Donna Martinez, planning to meet my nephew in DTW from DFW.

ASSISTANT: Good to hear that. Can you please help me with your travel dates?

USER: Sure, I am planning from 09/12 to 09/14.

ASSISTANT: Ok, let me check for the availability of flight.

USER: Ok.

ASSISTANT: Donna, there is a flight available at your request with price 100 and the airline is Frontier. Shall I proceed to book a flight ticket?

USER: Yes, book this flight ticket.

ASSISTANT: Your booking is confirmed with 1006 flight number.

USER: Thank you for booking me a flight as per my data.

ASSISTANT: You are most welcome. Thank you for choosing our service.