You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: Help me in booking a flight from DFW to HOU?

ASSISTANT: May I know your name?

USER: I am Kimberly Wilson.

ASSISTANT: May I know your trip dates?

USER: I like to travel on Mar 11 to 13.

ASSISTANT: Do you prefer any connections?

USER: I prefer single connection flight.

ASSISTANT: May I know your specifications?

USER: No.

ASSISTANT: There is a connected flight in economy class in Spirit airlines.

USER: Proceed for booking.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you.