You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I want to travel from LAS to ORD. Can you help me to book a flight ticket?

ASSISTANT: Sure, can you share your trip dates?

USER: I want to travel in the flight on Mar 09 and Mar 11.

ASSISTANT: Do you have any preferences?

USER: I want to have a connection of 1.

ASSISTANT: May I know your name?

USER: Stephanie Campbell.

ASSISTANT: There is a connecting flight with number 1008 in airline UA, the fare is 200 in economy class.

USER: Proceed to booking.

ASSISTANT: Your ticket is reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.