You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I need to travel from MA - BOS to CA - LAX for my sister in law's marriage. Can you please book a flight ticket?

ASSISTANT: Sure, may I know your travel dates?

USER: My travelling dates are departure on 01/10 and return on 01/12.

ASSISTANT: Ok, please wait a minute. I will check and get back to you.

USER: Sure.

ASSISTANT: Thanks for your time. May I know your name to proceed further?

USER: Sandra Scott is my name.

ASSISTANT: Ok, there is a Delta airline with flight number 1021 and price of 100 matching your request.

USER: Ok, proceed with booking.

ASSISTANT: Sure, your booking has been confirmed.

USER: Thanks for booking.

ASSISTANT: Thank you for choosing us.