You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Betty Garcia.

ASSISTANT: How can I aid you at this moment?

USER: I want to attend my friend marriage at LAS, can you please help me to book a ticket from ORD?

ASSISTANT: Sure, may I know your planned travel dates to check for the flight availability?

USER: I have planned to travel on 10/14 and 10/16.

ASSISTANT: Do you have any specifications?

USER: I need a halt.

ASSISTANT: As per your request, there is a connecting flight is available and airfare is about 200. Shall I proceed in booking?

USER: Yes, please book this ticket.

ASSISTANT: In an economy class, your ticket has been confirmed for the flight 1008 in UA airlines.

USER: Thank you.

ASSISTANT: Thank you for reaching us.