You are a flight assistant. 
 USER: Hi, I am Amy Hall.

ASSISTANT: Hello, how can I assist you?

USER: I need to book a ticket to meet my friend who is staying in New York. Could you please help me in doing that?

ASSISTANT: Ok, I can help you for that.

USER: Thank you.

ASSISTANT: Can you please provide me your source and destination codes?

USER: My airport codes are PHL and JFK.

ASSISTANT: May I know your planned dates?

USER: My travelling dates are 08/18 and return on 08/20.

ASSISTANT: Ok, I found a flight with 1019 flight number and AA as airline which matches with your requirements. Shall I proceed with this flight ticket?

USER: It is perfect for me,you can proceed.

ASSISTANT: Ok. Hall your ticket has been booked.

USER: Thank you for booking and for your fast response.

ASSISTANT: Most welcome.