You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Can you please make a airlines reservation from HOU to MSP to attend a seminar in Minneapolis?

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: My journey dates are on Dec 31st and Jan 2nd.

ASSISTANT: Ok, do you have any other specifications?

USER: I would like to prefer direct flight. My depart time should be in the morning.

ASSISTANT: Ok, hold on for a moment. Let me check the best available flight for you.

USER: Sure.

ASSISTANT: May I know your name please?

USER: I am Shirley King.

ASSISTANT: Sorry Shirley King, there are no flights available on your requested dates.

USER: Ok, no problem. Thank you.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.