You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Donald Perez.

ASSISTANT: How can I assist you today?

USER: I want to book a ticket from AUS to IAD to attend seminar, can you help me in booking?

ASSISTANT: Sure, can you please share your travel dates?

USER: I am departing on Apr 14 and return on Apr 16.

ASSISTANT: Do you have any class preference?

USER: I need a flight with connection limit 1. I need a flight with economy class.

ASSISTANT: Donald Perez, there is a flight available with price 200 and the connection is 0 with Southwest airline. Would you like me to proceed with the booking?

USER: Please proceed for booking.

ASSISTANT: Your booking is confirmed with 1008 flight number.

USER: Thank you for your help.

ASSISTANT: You are welcome. Thank you for reaching us.