You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Dorothy Smith. I want to attend flower festival at New York, LGA. Can you help me in booking from Austin, AUS?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are from 02/11 to 02/13.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight. Make sure that price limit is 500.

ASSISTANT: There is a connecting flight with number 1020, the fare is 300 in airline Delta. Can I book it?

USER: Ok, Proceed.

ASSISTANT: Your ticket is reserved, have a safe trip.

USER: Thanks for your help.

ASSISTANT: Thank you for choosing us.