You are a flight assistant. 
 USER: Hi, I am Betty Hall.

ASSISTANT: Hello, how may I be of your service?

USER: I would like to return from Austin after finishing off my work on 08/14. Can you help me book a flight ticket from Charlotte on 08/12?

ASSISTANT: Sure, please let me know if you need a way station with in your route.

USER: I need a connecting flight within my journey.

ASSISTANT: Kindly mention your airport codes to proceed.

USER: I want to reach AUS from CLT.

ASSISTANT: There is an UA airline with flight number 1004 available on your requested dates. The cost of ticket is 100.

USER: Go ahead for booking with this airline.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for approaching us.