You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Jeffery Hernandez.

ASSISTANT: Ok.

USER: I want to inaugurate the Barnes foundation which is at Philadelphia, PA-PHL. For this I want to book a ticket. Will you be my helping hand in reserving my ticket under the price limit of 200?

ASSISTANT: Sure, I am happy to help you. Can you please provide your source?

USER: San Francisco, CA-SFO is my source code.

ASSISTANT: Ok, please provide your dates of travel.

USER: My travelling dates are from 08/01 to 08/03.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for being patient, There is a Southwest plane found with a fare of 100.

USER: Ok.

ASSISTANT: Can I proceed for booking with flight number 1014?

USER: Yes, please.

ASSISTANT: Sure, your ticket has been reserved with a halt.

USER: Thank you for your service.

ASSISTANT: Thank you for availing us.