You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: John Rodriguez here.

ASSISTANT: How can I help you today?

USER: Can you please help me in booking a ticket from DTW to PHX? as I'm planning to attend an interview.

ASSISTANT: Sure, I will help you with this. May I know your preferable journey dates to proceed further?

USER: My preferable journey dates are from 06/20 to 06/22.

ASSISTANT: Spirit airline is available on this route with a ticket fare of 100, shall I book your ticket? John Rodriguez, your ticket is booked with flight number 1021.

USER: Thank you so much for booking.

ASSISTANT: Thank you, have a safe journey.