You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I render you?

USER: I would like to meet my uncle at Chicago, IL - ORD, will you please help me to book a flight ticket on 12/15.

ASSISTANT: Sure, I am happy to help you. May I know your trip dates?

USER: I intend to return on 12/17.

ASSISTANT: Mention your source code?

USER: My source is Las Vegas, NV - LAS.

ASSISTANT: Do you have any other requirements?

USER: I need a connecting flight.

ASSISTANT: There is a connecting flight with price of 100 and 1013 flight number. Shall I proceed?

USER: You can proceed.

ASSISTANT: It would be helpful to me if you please share your name to reserve a seat?

USER: My name is Steven Walker.

ASSISTANT: Your booking has been confirmed with Southwest airline.

USER: Thank you.

ASSISTANT: Thank you for choosing us.