You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I best aid you?

USER: Can you please book a flight ticket from DTW to ORD on the name Nicholas Walker?

ASSISTANT: Sure, may I know your journey dates?

USER: Sure, I am travelling on 05/30 and 06/01.

ASSISTANT: Do you need any flag stop in between journey?

USER: Yes, I need a lay by.

ASSISTANT: Is there any price limit for you?

USER: Yes, I can pay up to 5000.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Sorry to say that there is no flight found on your journey details.

USER: No issue, I will choose alternative. Thank you for your time.

ASSISTANT: Thanks for reaching us.