You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to book a ticket for my friend since he is facing severe internet problem. Can you find any flights available?

ASSISTANT: I appreciate your helping nature, may I know your friend name please?

USER: Thank you, his name is Anthony Parker.

ASSISTANT: May I know your airport codes?

USER: The airport codes are DCA and IAD respectively.

ASSISTANT: Could you please mention your trip dates?

USER: The dates he is planning to travel is 08/07 and 08/09.

ASSISTANT: There is a flight for you with number 1002 in JetBlue airline and the price is 100.

USER: Please book the ticket.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: You are welcome.