You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Michael Anderson.

ASSISTANT: How can I help you today?

USER: I am looking to book a flight ticket to meet my friend in Minneapolis. Can you help me for booking a flight ticket from PHX to MSP?

ASSISTANT: Sure, I am here to help you in booking process. Can you please share your travel dates?

USER: Thank you. My travelling dates are Oct 18 and Oct 20.

ASSISTANT: Do you need any halt in between your journey?

USER: I need a single connecting flight.

ASSISTANT: Do you have any class preference?

USER: I have no class preference.

ASSISTANT: May I know your airline preference?

USER: Any airline is fine for me.

ASSISTANT: Please wait a moment.

USER: Sure, I will wait for your response,.

ASSISTANT: Sorry, no flights are available on your preferable travel dates.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for reaching us, have a great day.