You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Myself Andrew Jones.

ASSISTANT: How can I aid you?

USER: I want to make a trip on my holiday. Can you please book a flight?

ASSISTANT: Sure, may I know your nearest airport codes please?

USER: Sure, my source and destination codes are ATL and LAX.

ASSISTANT: May I know your preferable journey dates please?

USER: I want to start on 10/19 and return on 10/21.

ASSISTANT: Wait for a while please.

USER: Ok, take your own time.

ASSISTANT: JetBlue airlines is available in your route with the ticket fare of 100, shall I proceed with the booking?

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket is booked with the flight 1000.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.