You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello!. How may I assist you?

USER: I want to visit Philadelphia for my sistr-in-law  baby shower ceremony. Can you book a ticket?

ASSISTANT: Ya. Sure. Could you please provide me the journey details?

USER: I will  travel from NY-EWR to PA-PHL. My travelling days are 07/19 and 07/21.

ASSISTANT: OK. Please wait for a while to check the availability of dates based on your requirement.

USER: Ok.

ASSISTANT: I found a flight for you based on your availability. Flight number is 1019, AA airlines.

USER: Can you provide price and connection limits?

ASSISTANT: Sure. Number of connections is 1. Shall I proceed with the booking?

USER: Proceed.

ASSISTANT: OK. Your good name?

USER: I am Thomas Carter.

ASSISTANT: Your ticket has been reserved. Thank you for choosing us.

USER: Thank you.

ASSISTANT: Have a safe journey!.