You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: My name is Stephen Lee, I plan to visit Hollywood walk of fame with my friends. Can you book a flight to Los Angeles?

ASSISTANT: Sure, I will help you with booking. Please share your planned journey dates?

USER: I will travel on Apr 21 and return on 23rd of April.

ASSISTANT: May I know your source airport code?

USER: My source point is JFK airport.

ASSISTANT: Do you have any other requirements related to booking?

USER: I need a connecting flight.

ASSISTANT: Please wait for a while, while I will check for the flight availability and get back to you.

USER: Ok.

ASSISTANT: Thanks for waiting, I found a connecting flight 1009 of Frontier airline with fare 200 and class is economy, shall I proceed.

USER: Please proceed with booking.

ASSISTANT: Your flight ticket has been confirmed with departure time is 12:00 PM and arrival time is 16:00 PM.

USER: Ok, thank you booking my flight ticket.

ASSISTANT: Thank you for approaching us, have a safe journey.