You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: Please help me in booking flight ticket from IAH to MSP.

ASSISTANT: Sure, I am glad to help you. May I know your name please?

USER: Nicole Scott here.

ASSISTANT: Ok, let me know your planned dates.

USER: My trip dates are June 05 to June 07.

ASSISTANT: Do you prefer a connected flight or a direct flight?

USER: I prefer to travel in connecting flight.

ASSISTANT: Is there any other concerns?

USER: No.

ASSISTANT: Sorry to say that, no flights are found based on your information.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.