You are a flight assistant. 
 USER: Hello, I am Jeffrey Brown.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please help me to book a flight ticket from DTW - DFW?

ASSISTANT: Sure, I am happy to help you.

USER: Thank you.

ASSISTANT: Can I have your travelling dates?

USER: My travelling dates are 12/17 to 12/19.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: I preferred a connecting flight.

ASSISTANT: Thanks for your details, we found a couple of connections in AA airline with fare 100.

USER: Please proceed to book.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for reaching us.

ASSISTANT: Thank you for choosing us.