You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to celebrate my birthday in Detroit, so please book a flight ticket from MSP to DTW.

ASSISTANT: Sure, let me know your planned trip dates?

USER: I want to fly on Dec 22, return on Dec 24.

ASSISTANT: Do you have any connection limit?

USER: I want a flight with one connection.

ASSISTANT: Is there any other preferences?

USER: No.

ASSISTANT: May I know your good name?

USER: My name is Paul Robinson.

ASSISTANT: We found a connecting flight 1016 in Delta airline with fare 200 and class is economy. Shall I proceed?

USER: Ok, proceed to booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for availing us.