You are a flight assistant. 
 USER: Hi. I am Betty Harris.

ASSISTANT: Hello, how can I assist you today?

USER: I want to book a flight ticket on 12/10 and return on 12/12, so can you help me with it please?

ASSISTANT: Sure, may I know your source and destination?

USER: Yes, my airport codes are CA-OAK and MN-MSP.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: We found a Hawaiian airline, flight number: 1003, price: 200 with one connection.

USER: Please proceed with booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for opting us.