You are a flight assistant. 
 USER: Hello, I am Jonathan Lee.

ASSISTANT: Hello, how may I assist you today?

USER: I want to visit AUS with my friends, can you help me with reservation?

ASSISTANT: Sure, may I know from where you like to fly?

USER: My source is LGA.

ASSISTANT: Please mention the connection limit?

USER: I need flight with single connection.

ASSISTANT: Please provide me journey dates on which you like to travel?

USER: My depart is on 12/12 and return on 12/14.

ASSISTANT: May I know your budget for flight ticket?

USER: My price limit is 200.

ASSISTANT: Thanks for the details, I have found a flight of price 100, airline is Frontier and flight number is 1007. Shall I proceed to booking?

USER: OK, proceed with booking.

ASSISTANT: Your flight ticket has been booked on flight 1007.

USER: Thank you for the help.

ASSISTANT: Thank you for booking flight ticket from us, have a nice day.