You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please help me with booking a flight ticket from HOU to DTW?

ASSISTANT: Sure, let me know your trip dates please?

USER: My planned trip dates are from July 22 to July 24.

ASSISTANT: Ok, is there any class preference?

USER: Yes, I need to book my ticket in economy class.

ASSISTANT: May I know your connection limit?

USER: I need a flight with connection limit-1.

ASSISTANT: Do you need any other specifications?

USER: No, thank's for asking.

ASSISTANT: Can I know your name please to proceed further?

USER: Sure, my name is Katherine Brown.

ASSISTANT: United Airlines is providing direct flight with the ticket fare of 100 and depart time is 7:00 AM ,arrival time is 10:00 AM. Shall I proceed?

USER: If the class preference is economy, please proceed with that booking.

ASSISTANT: Yes, is this economy class.

USER: Ok, please book it.

ASSISTANT: Your ticket has been confirmed by flight number 1001 and an economy class.

USER: Thank you for helping me.

ASSISTANT: Thanks for choosing us.