You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I am Debra Rodriguez. I am planning to travel from DTW to CLT, help me in booking a flight?

ASSISTANT: Can you share your trip dates?

USER: My travelling are Apr 10 to 12.

ASSISTANT: Do you need connection limit?

USER: I need 1 connection flight.

ASSISTANT: Do you need any other specifications?

USER: No.

ASSISTANT: Please wait.

USER: Ok.

ASSISTANT: Sorry, there are no flights available on your routes.

USER: That's ok, thank you.

ASSISTANT: Thank you for choosing us.