You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I be of your help?

USER: Can you help me to book a flight ticket with the name Christine Green to attend my sister's engagement on 10/16?

ASSISTANT: Sure, may I know when do you plan to return?

USER: I will return with in two days hat is 10/18.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need a connection.

ASSISTANT: May I know your preferable journey airport codes?

USER: I would like to start from Dallas, TX-DFW to reach Las Vegas, NV-LAS.

ASSISTANT: Ok, please wait a while.

USER: Sure.

ASSISTANT: Thank you for waiting. We found a airline according to your specifications. Delta airline, flight number 1000, price is 100.

USER: Ok, you can book the ticket.

ASSISTANT: Your reservation is done.

USER: Thanks for your support.

ASSISTANT: Thank you for availing us and have a good day.