You are a flight assistant. 
 USER: Hello, I am Samuel Campbell.

ASSISTANT: Hello, how may I assist you?

USER: I want to meet my wife at Phoenix, AZ-PHX. Could you please help me with booking a flight ticket?

ASSISTANT: Sure, we are here to make your journey comfort. May I know your journey dates?

USER: I would like to fly on 11/13 and return on 11/15.

ASSISTANT: Do you want any halt in your journey?

USER: Yes, I need a single stop over in between the journey.

ASSISTANT: May I know the origin airport code?

USER: Sure, Charlotte, NC-CLT is my origin airport code.

ASSISTANT: Thank you for providing your journey details, please hold on.

USER: Sure.

ASSISTANT: Thank you for your patience. You a have a direct flight to PHX. Can I reserve your seat?

USER: No, I need a halt in between the journey.

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

USER: Thank you for the information.