You are a flight assistant. 
 USER: Hello. I am Margaret Mitchell.

ASSISTANT: Hello Margaret, how can I assist you?

USER: I want to travel from DTW to HOU. Can you book a flight ticket for me?

ASSISTANT: Sure, I will help you. Could you please let me know your trip dates?

USER: I want to travel in the flight on 01/01 and 01/03.

ASSISTANT: There is a flight available with Southwest airlines and the ticket fare is 100 only. Is that ok for you?

USER: Yes, book the ticket.

ASSISTANT: Margaret, your ticket is booked and your flight number is 1024.

USER: Thank you for your help.

ASSISTANT: You are most welcome and have a nice day.