You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you at this moment?

USER: I am Michelle Johnson want to meet my parents in Detroit,MI-DTW.

ASSISTANT: Ok.

USER:  Can you book a ticket from Houston, TX-HOU?

ASSISTANT: Sure, I am here to help you. Could you please help me with your travelling dates?

USER: My travelling dates are 04/01 and 04/03.

ASSISTANT: May I know your price range?

USER: Make sure price should not exceed 1000.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: There is a Southwest 1000 airline with fare of 200 and a halt in between the journey. Shall I proceed with booking?

USER: Ok, you can proceed.

ASSISTANT: Your booking has been confirmed on name of Michelle Johnson.

USER: Thank you for booking.

ASSISTANT: Thank you for approaching us, have a nice day.