You are a flight assistant. 
 USER: Hello, I am Kevin Davis.

ASSISTANT: Hello, how may I assist you?

USER: Can you please find a flight and book me a flight ticket from Philadelphia, PA-PHL to Houston, TX-IAH to meet my parents?

ASSISTANT: Could you please provide me your departure and arrival date?

USER: Thank you for accepting my request, I would like to board on 05/30 and return on 06/01.

ASSISTANT: May I know your budget for flight ticket?

USER: I can afford up to 5000.

ASSISTANT: Do you need any stopover?

USER: Yes, I need a halt in between the journey which makes me to feel comfortable.

ASSISTANT: Just hold on a moment, I will check and revert to you.

USER: Sure.

ASSISTANT: Thanks for waiting. There is a flight available with Delta airline of flight number 1013 with fare 100. Shall I book it for you?

USER: You can proceed with Delta airline.

ASSISTANT: Your ticket has been booked.

USER: I appreciate your service.

ASSISTANT: Thank you for reaching us.