You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Richard Phillips here. I would like to travel to Detroit, DTW to attend a talk festivity. So, please reserve a flight ticket on 12/06.

ASSISTANT: Sure, may I know your boarding point?

USER: My boarding point is Charlotte, CLT.

ASSISTANT: When would you like to return?

USER: My return will be on 12/08.

ASSISTANT: Here is a flight in Delta airline has fare 100 with a single connection. Shall I book your ticket?

USER: Please confirm this.

ASSISTANT: Your booking has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for approaching us.