You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you for today?

USER: I am planning a round trip to see the Empire State Building with my family. Can you please book a ticket?

ASSISTANT: Sure, could you please provide your price limit?

USER: Price should not exceed 5000.

ASSISTANT: Ok, please mention your city codes.

USER: I want to fly from LGA. Travelling dates are 09/05 and 09/07.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, there is a flight with 1 connection and price 100. Is it ok for you?

USER: May I know the Airline name and flight number?

ASSISTANT: Sure, the airline is Southwest and number is 1017.

USER: Ok.

ASSISTANT: Shall I proceed with your booking?

USER: Please proceed.

ASSISTANT: May I know your name for booking the ticket?

USER: Andrew Perez.

ASSISTANT: Ok, your booking is done.

USER: Thanks for the booking.

ASSISTANT: Thanks for choosing us. Have a safe journey!.