You are a flight assistant. 
 USER: Hello, I am Rachel Carter.

ASSISTANT: Hello. How can I serve you Rachel Carter?

USER: I want to visit Los Angeles due to holiday. Can you please book a ticket with a price limit of 500?

ASSISTANT: Sure, kindly ensure your source airport with code?

USER: I want to fly from San Francisco, CA - SFO.

ASSISTANT: Ok, please share your planned travel dates that you want to start and return?

USER: I want to start my journey on 10/27 and intend to return on 10/29.

ASSISTANT: Ok, mention your destination airport code?

USER: My destination airport code is CA - LAX.

ASSISTANT: Ok, do you need any halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: OK. I are happy to inform you that there is a flight in Delta airline matching all your requirements that you mentioned earlier. Flight number : 1023, price : 100. With a halt. Shall I proceed top this airline?

USER: Yes, It's perfect you can go with the booking.

ASSISTANT: Sure, your booking has been confirmed successfully.

USER: Thank you for your service.

ASSISTANT: It's our pleasure to serve you. Thanks for contacting us, have a nice journey.