You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I planning to visit Washington DC - IAD to attend a event, can you book the flight ticket from Philadelphia PA - PHL?

ASSISTANT: Sure, can you let me know your journey dates please?

USER: My probable travelling dates are from 11/08 till 11/10.

ASSISTANT: May I know your name to proceed further?

USER: Myself Raymond Moore.

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

USER: Please, proceed it.

ASSISTANT: Your ticket is confirmed and the flight number is 1013.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.

USER: Welcome.