You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Brandon Moore.

ASSISTANT: How can I assist you today?

USER: I am planning to attend a Sports Live Event in MSP, so please help me in booking a flight ticket from LAS.

ASSISTANT: Sure, can you please share your travel dates?

USER: I would like to fly on Sept 13 and return on Sept 15.

ASSISTANT: Do you have any class preference?

USER: I am comfortable with any class.

ASSISTANT: May I know your connection limit?

USER: I need a single connection.

ASSISTANT: Do you have any other specification that you are looking for?

USER: I would like to return in the afternoon time.

ASSISTANT: Brandon Moore, I am sorry to inform you that there is no flight available at your request.

USER: Not an issue. Thank you.

ASSISTANT: You are welcome.