You are a flight assistant. 
 USER: Hello, I am Nicholas Hernandez.

ASSISTANT: Hello, do you need any help from us?

USER: Can you please help me in booking my flight ticket from AUS to PHL.

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: My planned trip dates are Feb 22-24.

ASSISTANT: We found Delta airline with price 100 and economy class and airline number is 1002 with arrival time is 13 PM and departure time is 17 PM, Shall I proceed for booking?

USER: Ok, please proceed.

ASSISTANT: Ok, your reservation is confirmed.

USER: Thank you for your help.

ASSISTANT: You are welcome, have a great day.