You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I need to buy a plane ticket from CLT to PHL. Can you help me?

ASSISTANT: Sure, I am gleeful to help you with that. May I know your travelling dates, please?

USER: I am planning to start on June 2nd and return on June 4th.

ASSISTANT: Can I know your connection limit?

USER: I need 1 stop over within my route.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: May I know your name for further purpose?

USER: I am Mary Green.

ASSISTANT: There is a direct flight-1003 available in Spirit Airlines with a fare of 100. Shall I proceed with booking?

USER: Fine, please proceed.

ASSISTANT:  Mary Green, your ticket is confirmed successfully in economy class.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have  a safe journey.