You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Joshua Collins, want to travel from PHX to SFO for my trip. Please help me in ticket booking.

ASSISTANT: Sure, may I know your trip dates?

USER: My trip dates are from 08/11 to 08/13.

ASSISTANT: There is a flight which can travel to your region having a single lay out in between your journey having a ticket fare of 100 which is provided by AA airlines. Would you like to book this flight for your journey?

USER: Please proceed with the booking.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you so much.

ASSISTANT: Most welcome.