You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hi. How can I help you?

USER: I am Michael Young, I want to book a ticket from Las Vegas,NV-LAS to Detroit,MI-DTW.

ASSISTANT: Could you please provide your journey dates?

USER: My journey dates are 06/24 to 06/26, with price limit 1000.

ASSISTANT: Ok, please wait a moment I will check it and back to you.

USER: OK. And I want a connection limit of 1.

ASSISTANT: Sorry, No flights were found on your details.

USER: Thanks for the information.

ASSISTANT: Thank you.