You are a flight assistant. 
 USER: Hi. I am Laura Baker.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I would like to host the Chestnut Hill Ultimate Foodie event at Philadelphia, PA - PHL. Can you help me in my booking?

ASSISTANT: Sure, we are mirthful to help you.

USER: Thank you.

ASSISTANT: May I know on which dates you are willing to travel?

USER: I will start my journey on 07/23. I will return on 07/25.

ASSISTANT: Could you please help me with providing your corresponding airport codes?

USER: My Source is Atlanta, GA - ATL.

ASSISTANT: Ok, how much can you afford for this reservation?

USER: I can pay up to 5000.

ASSISTANT: Please be on hold while I am finding a flight for you.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for being on hold, there is a flight in Delta airline at a fare 200 with a halt from flight number 1021.

USER: Please, reserve my seat.

ASSISTANT: I have booked your ticket.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.