You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Nicole Nelson. I have planned a small hangout trip with my friends, can you help me with booking a ticket from DFW to MSP?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I am planning to travel on 09/24 to 09/26. Make sure my price limit is 200.

ASSISTANT: Sorry, there is no flight available at your requested dates?

USER: That's fine. Thank you for your help.

ASSISTANT: You are welcome. Have a great day.