You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Brain Walker here. Can you book me a ticket from DTW to AUS?

ASSISTANT: Can you please share your planned dates to travel?

USER: Ok, here are my travelling dates 06/19 and 06/21.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: There is a flight available on your requested dates from Frontier airlines with a fare of 500. Shall I confirm your booking?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is booked with flight 1020.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.