You are a flight assistant. 
 USER: Hi, I am Ruth Anderson.

ASSISTANT: Hello, how may I support you today?

USER: I would like to make a reservation to TX - AUS to meet my best friend, so I need to book a flight ticket from NV - LAS.

ASSISTANT: Sure, please share your travelling dates?

USER: Ok, I would like to start on 05/15 and return on 05/17.

ASSISTANT: Do you have any other specifications?

USER: My price limit is 200.

ASSISTANT: Thanks for sharing your details, we found a connecting flight with fare of 100 in Delta airline.

USER: Ok, please proceed for booking.

ASSISTANT: your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thanks for availing us.