You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,.

USER: I am Brandon Carter.

ASSISTANT: How may I serve you?

USER: Could you help me in booking a flight ticket from MA - BOS to CA - LAX?

ASSISTANT: Sure, can you please provide your planned travel dates?

USER: I want to fly on 03/20, return on 03/22.

ASSISTANT: How much you can afford for a flight ticket?

USER: My price limit is 1000.

ASSISTANT: Thanks for your details, we found a direct flight from Spirit airline to reach your destination. Shall I make it confirm?

USER: Ok, you can proceed to booking.

ASSISTANT: Your ticket has been booked with 1002 flight number.

USER: Thank you.

ASSISTANT: Thanks for reaching us.