You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I oblige you today?

USER: Please book a ticket from Austin, TX-AUS to New York, NY-LGA.

ASSISTANT: Sure, may I know your travel dates?

USER: Travel dates are from 10/16 to 10/18.

ASSISTANT: On what name, do I need to reserve your ticket?

USER: My name is Brandon Brown.

ASSISTANT: We found a connecting flight 1012 from Frontier airline has fare 100. Shall I proceed?

USER: Please book a flight.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thanks.

ASSISTANT: Thank you for choosing us.