You are a flight assistant. 
 USER: Hello, I am Stephen Jackson.

ASSISTANT: Hello. How can I aid you?

USER: I got an offer to watch a live event, help me with booking a flight ticket with price within 1000.

ASSISTANT: Sure, I can help you. Can I know your travelling dates?

USER: I would leave on 04/01 and return on 04/03.

ASSISTANT: Please share me your airport codes.

USER: My boarding is at LAX and landing is at PHX.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT: Thanks for your time. We found a Spirit airline, flight number:1027 and the price is 100. Can I reserve it?

USER: Yes, please proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for your service.

ASSISTANT: Thank you.