You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: Can you please help me to book flight ticket from DEN to DTW?

ASSISTANT: Sure, may I know the planned travel dates?

USER: My trip dates are Dec 12 and Dec 14.

ASSISTANT: Please provide me the specifications.

USER: I do not have any other specifications.

ASSISTANT: May I know the name?

USER: I am Matthew Roberts.

ASSISTANT: Here, I found a flight with 1 connection and airfare is about 300. Shall I proceed with booking?

USER: You can proceed.

ASSISTANT: In an economy class, your ticket has been confirmed for the flight 1005 in Southwest Airlines.

USER: Thank you.

ASSISTANT: Thank you for reaching us.