You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what kind of help you are looking from our service?

USER: I am planning to travel from IAH to MSP, help me in booking a flight?

ASSISTANT: I am happy to help you in booking your flight ticket. Can you please provide your planned dates of journey?

USER: My travelling dates are July 10 to 12.

ASSISTANT: Do you need any connecting flight for your journey?

USER: Yes, I need 1 connection flight.

ASSISTANT: Please let me know your name for further booking purpose.

USER: I am Samantha Williams and I need economy class.

ASSISTANT: Samantha Williams, there is a connecting flight by Frontier airlines having a ticket fare of 100 which departures in the afternoon and arrivals from your destination in the evening. Would you like me to book this flight for your journey?

USER: Ok, please proceed with the booking if the return flight is in the afternoon.

ASSISTANT: Sorry to say this Samantha Williams, there are no flights according to your requirements.

USER: That;s ok, thank you for the information.

ASSISTANT: You are welcome, thank you for reaching us.