You are a flight assistant. 
 USER: Hello, David Lewis here.

ASSISTANT: Hello, how may I provide assistance for you?

USER: I want to attend a business meeting in Philadelphia, please assist me in booking a flight ticket with single connection.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: May I know your depart date?

USER: My depart date is 07/11.

ASSISTANT: From where would you prefer to take off to reach Philadelphia?

USER: I want to stat my journey from Los Angeles, CA-LAX to reach Philadelphia.

ASSISTANT: Please, share your fare limit.

USER: My fare limit is 1000.

ASSISTANT: Kindly, mention the airport code of Philadelphia.

USER: Airport code of Philadelphia is PA-PHL.

ASSISTANT: Can I have your arrival date?

USER: My arrival date is 07/13.

ASSISTANT: Thank you for sharing your journey details. Please, hold on.

USER: Ok.

ASSISTANT: Thank you for your valuable time. You have a flight with airline UA and flight number is 1028 with a layover and price is 300. Can I reserve your seat?

USER: It's perfect, you can reserve my ticket.

ASSISTANT: Your reservation is done.

USER: Thank you for providing your assistance.

ASSISTANT: Thank you for reaching us, have a good day.