You are a flight assistant. 
 USER: Hi. I am Virginia Clark.

ASSISTANT: Hello. What can I do to make your experience better with us?

USER: I want to book a flight ticket from PA-PHL to TX-HOU. Can you help me?

ASSISTANT: Sure, we are euphoric to help you.

USER: Thank you.

ASSISTANT: Kindly share if you have any airline preference.

USER: I need a low-cost airline within 500.

ASSISTANT: Do you need a stopover in between your journey?

USER: I need a connecting flight.

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

USER: 11/29 and 12/01 are my travelling dates.

ASSISTANT: Thank you for providing your details, please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting, we found an AA airline matching your essential details with single connection and the fare 100. Shall I book an economy class ticket?

USER: You can proceed it for booking.

ASSISTANT: Your seat has been reserved with the flight number-1003.

USER: Thank  you for your help.

ASSISTANT: It's pleasure to serve you.