You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I am Raymond Brown. I want to visit Las Vegas to meet my director, can you please help me to book my flight ticket from DTW to LAS?

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

USER: Sure, I will depart on Nov 29th and also please book my return ticket on Dec 1st.

ASSISTANT: Do you have any other preferences?

USER: No, I only need single connection flight for my journey.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We found a direct flight in Delta Airlines with flight number 1021. Shall I confirm?

USER: Ok, you can book the ticket for me.

ASSISTANT: Your reservation has been confirmed.

USER: Thank you so much for your help.

ASSISTANT: Thank you for connecting with us.