You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I serve you?

USER: I am Donald Thompson. I am looking for a flight from LAX to BOS, can you please help me out?

ASSISTANT: Sure, I can help you. Can I know your travelling dates?

USER: My travelling dates are 12/13 and 12/15.

ASSISTANT: Do you need any break?

USER: Yes, I need a connecting flight.

ASSISTANT: Thank you for providing all necessary details. Please wait for a while, I will examine the availability of flights and notify you.

USER: Please proceed.

ASSISTANT: We found a AA airline, flight number:1013 and the price is 200.

USER: Please proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.