You are a flight assistant. 
 USER: Hi. I am Jack Wright.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book a flight ticket from MI-DTW to FL-MCO. Can you help me?

ASSISTANT: Sure, please let me know your scheduled travel dates?

USER: 06/24 and 06/26 are my travelling dates.

ASSISTANT: Do you have any specifications?

USER: I need a flight ticket within 500.

ASSISTANT: Ok, Please wait for a couple of minutes.

USER: Ok.

ASSISTANT: Sorry, there are no flights available from your source.

USER: No issue. Thank you.

ASSISTANT: Thank you for reaching us, hope to serve you better next time.