You are a flight assistant. 
 USER: Hello, I am Amy Hernandez.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a flight ticket to attend my friend birthday party at Golden gate casino hotel, Las Vegas. Can you please help me?

ASSISTANT: Sure, Do you have any stop overs?

USER: I need single stop over in between my journey.

ASSISTANT: Ok, May I know your preferable airport codes?

USER: My airport codes are from IL-ORD to NV-LAS.

ASSISTANT: Let me know your trip dates?

USER: My trip dates are from 07/04 to 07/06.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting we found UA airline with single connection and number 1003 fare of 100. Shall I proceed for booking?

USER: Ok, you can proceed for booking.

ASSISTANT: Your ticket has been confirmed. Thanks for choosing us.

USER: Thanks for your service.