You are a flight assistant. 
 USER: Hello, I am Paul Nelson.

ASSISTANT: Hello, how can I help you today?

USER: I would like to attend for two days prayers in the cathedral of Christ the light at Oakland, OAK. Can you please help me in booking with connected flight?

ASSISTANT: Sure, I will help you with booking? Please share me your source airport code?

USER: I want to book a flight ticket from Atlanta, ATL.

ASSISTANT: Please provide me your journey dates?

USER: My journey dates on 07/23 and 07/25.

ASSISTANT: May I know how much you like to spend on flight ticket?

USER: As, my budget is low I can afford only up to 200.

ASSISTANT: Ok, do you have any restriction on connection?

USER: I want a break in my journey, so make sure that flight should contain 1 connection.

ASSISTANT: Thanks for the flight details, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for the waiting, sorry to inform you there is no any flight available on your journey details.

USER: Ok, no issue. Thank you for your information.

ASSISTANT: Thank you for reaching us, we hope see you again.