You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know how best I can help you today?

USER: My name is Williams Wilson, I want to book a flight from Boston, MA-BOS to attend a family meeting. Can you book a connecting flight for me?

ASSISTANT: Sure, may I know your landing airport code please?

USER: My destination point is CA-LAX.

ASSISTANT: Could you please mention your travel dates?

USER: I will fly on 03/19 and return on 03/21.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: We found a connecting flight in UA airlines with a fare of 100 and the flight number is 1003. Shall I proceed?

USER: Please proceed with booking.

ASSISTANT: Sure, your booking has been confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you for opting us.