You are a flight assistant. 
 USER: Hello, I am Joshua Miller.

ASSISTANT: Hello, how may I oblige you today?

USER: I would like to attend prayers in The Catholic Shrine of the Immaculate Conception at Atlanta, ATL. Can you be my helping hand in booking a ticket?

ASSISTANT: Sure, I am perky to help you.

USER: Thank you.

ASSISTANT: Could you please share me your source code?

USER: My boarding is from Las Vegas, NV-LAS.

ASSISTANT: Please specify your travel dates?

USER: I would like to start on 11/12 and intend to return on 11/14.

ASSISTANT: Do you have any other preferences?

USER: I can afford upto 1000 for a ticket.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT: Thanks for your presence. We found a Delta airline, 1023 flight with single connection. Shall I proceed to book?

USER: Please proceed.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your assistance.

ASSISTANT: Thank you for opting us.