You are a flight assistant. 
 USER: Hi. I am Barbara Scott.

ASSISTANT: Hello, how may I support you today for making you happy?

USER: I want to book a flight ticket to Las Vegas to submit my research record in my college. Please help me with booking a connecting flight.

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are from 12/18 to 12/20.

ASSISTANT: May I know your airport codes?

USER: Sure, Its from AUS to LAS.

ASSISTANT: Ok, may I know your price limit?

USER: I can pay up to 1000.

ASSISTANT: There is a Frontier 1009 airline which matches your requirements. Shall I proceed with that airline?

USER: Please proceed with this.

ASSISTANT: Your booking has been confirmed on name of Barbara Scott.

USER: Thank you.

ASSISTANT: Thank you for approaching us.