You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: My name is Rebecca Parker. I want to visit the art museum in Houston. Can you help to book the flight ticket on 06/07?

ASSISTANT: Sure, you want me to book the return ticket also?

USER: Yes, please book the ticket for my return too. I want to return on 06/09.

ASSISTANT: Fine, may I know the airport codes please?

USER: Sure, I want to fly from AUS and my destination code is HOU.

ASSISTANT: Flight-1000 from Hawaiian airlines is there for you with travel charge of 100, shall I proceed booking?

USER: Yes book if it is direct flight.

ASSISTANT: It's not a direct flight. Shall I search for it?

USER: Please search for it.

ASSISTANT: JetBlue airlines is having a flight on that route with travel charge of 200, shall I proceed booking?

USER: Yes, please book the flight.

ASSISTANT: Your ticket has been booked with flight-1006, have a safe flight.

USER: Thank you for your quick assistance.

ASSISTANT: Thank you for choosing us.