You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you aid me in booking a flight ticket from IAH to DTW?

ASSISTANT: Sure, can you please share your trip dates?

USER: Sure, I would like to go on Dec 24th and return back on Dec 26th.

ASSISTANT: Do you have any connection limit?

USER: Ensure it is a single connecting flight.

ASSISTANT: Any other requirements to be met?

USER: No, I don't have any other requirements.

ASSISTANT: May I know your name?

USER: Myself Michael Taylor.

ASSISTANT: Please wait for sometime.

USER: Sure, take your time.

ASSISTANT: Thank you for your valuable time, unfortunately no flights available on that route.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for reaching us.