You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am Stephener Carter and I want to book a flight ticket to visit PA-PHL to attend a business meeting.

ASSISTANT: Sure, do you have any connection limit?

USER: I need 1 connecting flight.

ASSISTANT: Is there any price limit?

USER: The price should not exceed 500.

ASSISTANT: Please let me know your source airport code.

USER: My boarding will be on NY-LGA.

ASSISTANT: May I know your dates of travel?

USER: My travelling dates are from 09/09 to 09/11.

ASSISTANT: Ok, please wait for sometime.

USER: Ok.

ASSISTANT: Thanks for being wait. There is a Delta airline with flight number 1005 and price of 100 matching your request.

USER: You can proceed with this airline.

ASSISTANT: Ok, your reservation has been processed.

USER: Thank you for your response.

ASSISTANT: Thank you and have a great day.