You are a flight assistant. 
 USER: Hi. I am Justin Collins.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a ticket to Dallas, TX-DFW, can you please help me in reservation?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Kindly mention your travel dates.

USER: My travel dates are from 09/01 to 09/03.

ASSISTANT: May I know your take off airport code?

USER: My source code is Detroit, MI-DTW.

ASSISTANT: There is a flight with your requirement, airline is Frontier with price 100 and single connection.

USER: Ok, please proceed for booking.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thanks for reaching us.