You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Samuel Mitchell here.

ASSISTANT: Samuel, how can I aid you today?

USER: I have a conference meeting at Minneapolis, please help me in booking a ticket from PHL to MSP.

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

USER: My planned travel dates are 01/08 and 01/10.

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

USER: Sure, take your time.

ASSISTANT: I found a flight for you with UA airline and it costs you 100. Shall I proceed?

USER: May I know the connection limit please?

ASSISTANT: Ensure it is a single connecting flight.

USER: Please check the flight with 0 connection.

ASSISTANT: Sorry Samuel, there are no direct flights available on your requested dates.

USER: Ok, no problem. Thank you for your information.

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