You are a flight assistant. 
 USER: Hello, Michelle Martin here.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a flight ticket to participate in technical fest, please book a ticket under 5000 with 1 connection.

ASSISTANT: Can you please share your journey dates?

USER: Sure, my travelling dates are from 03/23 to 03/25.

ASSISTANT: Can I know your source and destination with codes?

USER: Yes,  I want to start from Detroit, MI-DTW to Las Vegas, NV-LAS.

ASSISTANT: Please wait a moment. I will get back to you.

USER: Ok.

ASSISTANT: Thanks for your time. We found a flight with airline Spirit and airline number is 1002 which fits your requirements. Shall I proceed booking?

USER: Ok, please proceed.

ASSISTANT: Your reservation has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for connecting with us. Have a good day.