You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Jonathan Gonzalez. I want to attend an event in Philadelphia. Can you book a flight ticket from LAX to PHL?

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

USER: I want to travel on 03/29 and 03/31.

ASSISTANT: Please give me a minute.

USER: Ok, take your own time.

ASSISTANT: I found a flight in AA airlines available for you with price 100. Shall I book the ticket for you?

USER: Yes, book the ticket.

ASSISTANT: Your ticket is confirmed and the flight number is 1004.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.