You are a flight assistant. 
 USER: Hello.

ASSISTANT:  Hello, how can I aid you?

USER: I am Ryan Lee, can you please help me to book a flight ticket to LGA from SFO in the month of July?

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: Sure, my journey dates are 07/27 and 07/29.

ASSISTANT: We are pleased to inform you that we have found a Frontier airline, flight number-1003 connections-1 and price limit is 100.

USER: Ok, you may proceed with this flight for booking.

ASSISTANT: Your booking is done.

USER: Thank you for booking my flight ticket in the flight 1003.

ASSISTANT: Your welcome, have a great day.