You are a flight assistant. 
 USER: Hello, I am Eric Martin.

ASSISTANT: Hello. How can I aid you?

USER: Could you please help me in finding a flight with in the range of 500?

ASSISTANT: Sure. Can I know your travelling dates?

USER: I would start on 02/11 and return on 02/13.

ASSISTANT: Please share me your airport codes.

USER: I need to reach Austin, TX - AUS as I have an interview over there and I would fly out from Detroit, MI - DTW.

ASSISTANT: We found a Spirit airline, flight number:1025 and the price is 100.

USER: Ok, please proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your support.

ASSISTANT: Thank you for reaching us.