You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Carol Robinson. I want to celebrate my friend birthday at Los Angeles, CA - LAX. Can you please help me with book single connection of flight?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My travelling dates are 12/11 to 12/13.

ASSISTANT: Please share me your source point.

USER: My source airport code is from Chicago, IL - ORD.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We are glad to say that, we found an airline: Frontier, flight number: 1015 and price is 100.

USER: Please proceed to book.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for your booking.

ASSISTANT: Thank you for opting us.