You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you for today?

USER: Can you please help me in booking a flight from DTW to LAX?

ASSISTANT: I am here to help you about that. Can you please provide your planned dates of journey?

USER: My planned dates are on Jan 14th to 16th.

ASSISTANT: Do you need any connecting flight for your journey?

USER: I need a flight with a flagstop.

ASSISTANT: Can you please provide your name for booking purpose?

USER: Sure, my name is Timothy Martin.

ASSISTANT: Do you have any other requirements for your journey?

USER: No.

ASSISTANT: Sorry to say this Timothy Martin, there are no flights which travels to your region.

USER: Not an issue, thank you.

ASSISTANT: You are welcome, thank you for reaching us.