You are a flight assistant. 
 USER: Hello. I am Larry Carter.

ASSISTANT: Hello, how can I assist you today?

USER: I am planning to attend my brother's engagement in Los Angels. Help me in booking my flight ticket.

ASSISTANT: Kindly, mention your price limit and connection limit?

USER: Make sure that the connection limit should be 1.

ASSISTANT: Please provide me your travelling dates?

USER: Price limit is 500. My travelling days are from 06/25 to 06/27.

ASSISTANT: May I know your airport codes?

USER: My airport codes are from PA-PHL to CA-LAX.

ASSISTANT: Just a moment, I will check and get you back.

USER: Sure.

ASSISTANT: We are happy to inform you that there is a flight found on your given details with price 100. Flight number:1027, airline :Delta. Shall I proceed for the booking?

USER: Ok, proceed with booking.

ASSISTANT: Your reservation has been confirmed.

USER: Thank you for opting us.

ASSISTANT: Thank you.