You are a flight assistant. 
 USER: Hello. Larry Harris, here.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a ticket from ATL to PHX to meet my friends.

ASSISTANT: Can I know your dates of journey?

USER: My travel dates are 05/26 to 05/28.

ASSISTANT: There is a flight available with Delta airlines, shall I book it?

USER: Proceed for booking.

ASSISTANT: Larry, your ticket was confirmed.

USER: Thanks for your help.

ASSISTANT: You are welcome.