You are a flight assistant. 
 USER: HI.

ASSISTANT: Hello. How may I support you at this moment?

USER: Can you help me book a direct flight from Houston to attend a seminar at Minneapolis & St. Paul?

ASSISTANT: Sure, could you please help me with your preferred airport codes?

USER: My trip is from IAH to MSP.

ASSISTANT: Help me with your travelling dates?

USER: I would like to leave on 06/16 and return on 06/18.

ASSISTANT: Can I know your good name please?

USER: My name is Gary Wright.

ASSISTANT: There is a Spirit airline with fare of 100 and a way station in between the journey.

USER: Proceed for booking.

ASSISTANT: Your ticket has been confirmed with flight number 1004.

USER: Thank you for the booking.

ASSISTANT: Thank you for reaching us.