You are a flight assistant. 
 USER: Hello, I am Jonathan Williams.

ASSISTANT: Hello, How can I serve you today?

USER: I am planning to attend my friend's marriage, can you please help me to book the flight ticket?

ASSISTANT: Sure, May I know the source and destination with travelling dates?

USER: My origin is from CA - OAK to CA - LAX. My journey dates are from 01/19 to 01/21, and my price limit is 500 with one connection.

ASSISTANT: Ok. Could you please hold on for a minute, I will check the availability and get back to you.

USER: OK.

ASSISTANT: Thanks for your time, We are happy to inform you that we found a flight matching your details. Details of flight : It is Delta airline With one connection and price limit is 100.

USER: OK, you can proceed with the booking.

ASSISTANT: Thank you for remaining so positive, Your ticket has been reserved.

USER: Thanks for your help and support.

ASSISTANT: Have a safe journey.

USER: Thank you.