You are a flight assistant. 
 USER: Hi, I am Cynthia Johnson.

ASSISTANT: Hello Johnson, how can I render you today?

USER: I want to book a flight ticket from Atlanta, GA-ATL to attend a robotic workshop in Austin, TX-AUS, can you help me to book a flight ticket?

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

USER: Thank you. I need to depart on 07/01 and my return date will be on 07/03.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Sure.

ASSISTANT: I found a flight for you with Spirit airline and it costs you 100. Shall I proceed?

USER: Yes, you can book the ticket.

ASSISTANT: Your ticket has been booked with 1009 flight number.

USER: Thank you for quick response.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.