You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I address you?

USER: I am looking to book a flight ticket from MSP to IAH. Can you help me for that?

ASSISTANT: Sure, may I know when you are planning to go?

USER: My travelling dates are Mar 10 and Mar 12.

ASSISTANT: Do you require any Connections between your journey?

USER: I prefer to book a single connecting flight.

ASSISTANT: Provide your name please.

USER: My name is Kathleen Nelson.

ASSISTANT: which airline preference you are looking for?

USER: Any class is fine for me.

ASSISTANT: Ok is there any other requirements?

USER: No.

ASSISTANT: There are no flights going on your way.

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

ASSISTANT: Thank you for contacting our agency.

USER: Welcome.