You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,how may I aid you today?

USER: I would like to meet my uncle at Denver, will you help me in booking the flight ticket from HOU to DEN?

ASSISTANT: Sure, let me know your travelling dates?

USER: My travelling dates are Mar 22 and Mar 24.

ASSISTANT: May I know your connection limit?

USER: I need a flight with single connection.

ASSISTANT: Is there any other specifications?

USER: No, thank you for asking.

ASSISTANT: Can I know your name?

USER: Myself William Davis.

ASSISTANT: We found a direct flight 1027 in Spirit airline with fare 700 and class is economy. Shall I proceed?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you for your choosing us.