You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am James Campbell. Can you please help me in booking a flight ticket from AUS to DTW to attend a film festival?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: I am planning to travel on June 18 and return on June 20 in the evening time.

ASSISTANT: How much you can afford for airfare?

USER: I can afford up to 1000.

ASSISTANT: Wait a moment please.

USER: Sure, I will wait.

ASSISTANT: AA airlines is available in your route with the ticket fare of 300 in evening time, shall I proceed with the booking?

USER: Yes, you can proceed.

ASSISTANT: Your ticket is booked with the flight-1020.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.