You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Charles Robinson. I am planning to book a ticket to attend a music event at OAK. Can you please help me out?

ASSISTANT: Please provide me your journey dates.

USER: I would like to travel on 07/14 and return back on 07/16.

ASSISTANT: Sure, may I know your source airport code please?

USER: My nearest source code is JFK.

ASSISTANT: I found a flight in Frontier airlines with price 200. Can I book the ticket for you?

USER: Please proceed the booking.

ASSISTANT: Your ticket is confirmed and the flight number is 1026.

USER: Thank you for your service.

ASSISTANT: Thank you for contacting us.