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

ASSISTANT: Hello, how can I aid you today?

USER: I have planned for round trip with my friends in SEA, can you help me with single connection of flight?

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

USER: My depart is on 05/10 and return on 05/12.

ASSISTANT: Ok, please wait for a moment.

USER: OK.

ASSISTANT: We found a UA airline, flight number: 1022, price: 100 with one connection.

USER: OK, proceed with booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for the help.

ASSISTANT: Thank you for opting us.