You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am looking for a flight from HOU to MSP, can you please help me in booking?

ASSISTANT: I am here to help you with your concern. Sure, can you please let me know your trip dates?

USER: I will start my journey on Feb 26 and return back on Feb 28.

ASSISTANT: Would you like to fly with connecting flight or direct flight?

USER: I prefer to travel in a connecting flight.

ASSISTANT: Are you happy with any class preference?

USER: Yes.

ASSISTANT: May I know your preferred airline for your journey?

USER: I prefer normal cost airlines.

ASSISTANT: At the time of take off and for your return journey, do you have any time preference?

USER: I don't have any specific time in between my journey.

ASSISTANT: Could you please help me with your name to proceed further?

USER: My name is Ruth Green.

ASSISTANT: Sorry, there is no flight available for the mentioned dates.

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

ASSISTANT: Thank you for reaching us.