You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How can I assist you today?

USER: My name is Emma Young.

ASSISTANT: Yes, Emma Young.

USER: Please book a ticket to Los Angeles, CA-LAX from Las Vegas, NV-LAS, for science festival.

ASSISTANT: Sure, what is your budget for this trip?

USER: Price limit is 500.

ASSISTANT: Ok, may I know your preferable dates to travel?

USER: I will depart on 03/10 and will return by 03/12.

ASSISTANT: Ok, do you need a stopover in between your journey?

USER: Connections limit is 1.

ASSISTANT: Ok, please be on hold for a moment.

USER: Sure.

ASSISTANT: Emma Young, AA airline is available for you with price only 100, can I proceed with the booking?

USER: Please proceed for booking ticket.

ASSISTANT: Your reservation is done with flight number 1010.

USER: Thanks for the reservation.

ASSISTANT: Thank you for contacting our service.

USER: Thanks.