You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I want to book a flight from AUS - DFW, can you help me please?

ASSISTANT: Ok, please mention your travelling dates.

USER: I will be travelling from 01/14 to 01/16 for this journey.

ASSISTANT: May I know your name?

USER: My name is Kathleen Lee.

ASSISTANT: There is a flight-1000 with Frontier airline.

USER: Ok, you can book my flight reservation.

ASSISTANT: Ok, your reservation is done.

USER: Thank you for helping me.

ASSISTANT: Welcome, have a happy trip.

USER: Most welcome.