You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I want to travel from LAS to PHL for attending a seminar, can you please book the flight ticket from LAS to PHL?

ASSISTANT: Sure, may I know your journey dates please?

USER: I have to depart on 07/24 and return on 07/26.

ASSISTANT: May I know your name please to proceed further?

USER: My name is Charles Jones.

ASSISTANT: I found a flight with Frontier airlines available with price 100. Shall I book the ticket?

USER: Yes, please book it.

ASSISTANT: Your ticket is confirmed and the flight number is 1012.

USER: Thank you very much.

ASSISTANT: Thank you for choosing us.