You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: Karen Young here. I want a round trip from WA-SEA, can you help by booking a ticket?

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: My travelling dates are Sep 5th and Sep 7th.

ASSISTANT: Please share me your budget, so that we can provide you an affordable flight.

USER: I can afford only 200 for my ticket.

ASSISTANT: We are pleased to inform you that we have found a Hawaiian airline, flight number-1018 connections-1 and price limit is 100.

USER: Ok, That's fine for me, please proceed by booking.

ASSISTANT: Your booking is done.

USER: Thanks for your service.

ASSISTANT: Your welcome.