You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Frank Lee.

ASSISTANT: Frank Lee, how can I help you?

USER: I am looking for a flight from Las Vegas, to meet my cousin. Can you help me in booking the flight ticket from LAS to PHX?

ASSISTANT: Sure, I will help you with that. Could you please share me your journey dates?

USER: Sure, my travel dates are 10/24 and 10/26.

ASSISTANT: There is a flight in Delta airline with price 100. Shall I proceed with this booking?

USER: Proceed booking with that flight.

ASSISTANT: Frank Lee, your ticket is booked with flight 1004.

USER: Thank you for your expeditious service.

ASSISTANT: Thank you for reaching us, have a safe day.