You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I need to book a flight ticket from PHL to LAX, can you help me in booking a flight ticket?

ASSISTANT: Sure, let me know your travelling dates?

USER: Sure, my journey dates are May 13 and May 15.

ASSISTANT: Do you have any connection limit?

USER: I prefer maximum one connection.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: May I know your good name?

USER: Sure, Charles Roberts here.

ASSISTANT: We found a connecting flight 1016 in Delta airline with fare 100 and class is economy. Shall I proceed?

USER: Yes, you can.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for availing us.