You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you help me in booking a flight ticket to Detroit, MI - DTW for my birthday shopping?

ASSISTANT: Sure, Can you please provide your journey dates?

USER: 02/19 and 02/21 are my travelling dates.

ASSISTANT: Ok, please mention your source.

USER: Houston, TX - IAH is my source.

ASSISTANT: Ok, do you need any halt?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Ok, May I know your name?

USER: John Young is my name.

ASSISTANT: Ok, please wait for a couple of minutes.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight in 1001 Southwest plane with price 200. Shall I proceed for booking with one connection?

USER: Ok, please proceed for booking.

ASSISTANT: Sure, your ticket has been booked.

USER: Thanks for booking my ticket.

ASSISTANT: Thank you for availing us.