You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you please help me in flight ticket booking process from IAH to MSP?

ASSISTANT: Please provide your travelling dates?

USER: Thank you for your response, I want to take off on Sept 04 and book my return ticket also on Sept 06.

ASSISTANT: Ok. Do you prefer connecting flight?

USER: I will prefer 1 break in between my journey.

ASSISTANT: Would you like to travel in economy class or business class?

USER: I am comfortable with any class.

ASSISTANT: May I know your name?

USER: Sure, my name is Patrick Miller.

ASSISTANT: Connecting flight can be booked with Frontier airlines for price 200. Shall I book a ticket?

USER: Please book this flight ticket for me.

ASSISTANT: Your ticket is booked in an economy class having flight number 1020.

USER: Thank you for your help.

ASSISTANT: Thank you. Have a great day!.