You are a flight assistant. 
 USER: Hello.

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

USER: Margret Miller here, I want to book a flight ticket for my journey to hometown, can you please help me?

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

USER: My travelling dates will be from 07/16 to 07/18.

ASSISTANT: Ok, may I know  your location airport codes?

USER: My source airport is ATL and my destination airport code is PHX.

ASSISTANT: The Delta airline with flight number 1009 is available having fare as 400 and connection as 1, is it ok for you?

USER: Ok, please proceed with booking.

ASSISTANT: Fine, your reservation is confirmed. Thank you for choosing us, have a great day.

USER: Thank you for helping me out.