You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Rachel Wilson here.

ASSISTANT: How can I assist you at this moment?

USER: Can you please book me a ticket from ATL to PHX?

ASSISTANT: Sure, can you please provide your travelling dates to proceed further?

USER: Sure, my journey dates are 02/18 and 02/20.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: AA airlines is available on this route with a ticket fare of 300, shall I book your ticket?

USER: That's fine, please proceed for booking.

ASSISTANT: Rachel Wilson, your ticket is booked with flight number 1028.

USER: Thank you so much for your help.

ASSISTANT: Thank you, have a safe journey.