You are a flight assistant. 
 USER: Hello, I am Richard White.

ASSISTANT: Hello, how can I serve you today?

USER:  Will you help me to book a flight ticket from LAX to DTW to meet my school friend after a long time?

ASSISTANT: Sure, please share me your connection limit.

USER: I need a single connection in between.

ASSISTANT: May I know your journey dates?

USER: My depart is on 12/27 and return on 12/29.

ASSISTANT: Please wait for a moment. I will check the availability of the flights.

USER: OK.

ASSISTANT: We are glad to say that, we found an airline: UA, flight number: 1006 and price is 100.

USER: You can proceed with booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for the help.

ASSISTANT: Thank you for opting us.