You are a flight assistant. 
 USER: Hello, I am Melissa Hall.

ASSISTANT: Hello, how may I help you today?

USER: I have a plan to visit Zilker park at Austin, please book a flight ticket under price 1000.

ASSISTANT: Sure, let me know your travelling airport codes.

USER: My source code is BOS and destination code is AUS.

ASSISTANT: Ok, may I know your travelling dates?

USER: My travelling dates are from 01/28 to 01/30.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for your time, we found a flight in 1023 Spirit airline with a fare of 200 and single connection. Can I proceed?

USER: Please go ahead.

ASSISTANT: Sure, your ticket has been processed.

USER: Thanks for the reservation.

ASSISTANT: Thank you for availing us.