You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you?

USER: I'm Jack Campbell. I am planning to travel from IAD to JFK to attend live concert at New York, can you please help me with booking a flight ticket?

ASSISTANT: Jack Campbell, can you tell me your travel dates for booking?

USER: Sure, my departure date is on 10/16 and the return date is on 10/18.

ASSISTANT: Flight 1004 by UA airlines is matching with your requirements, shall I book it?

USER: May I know the price please?

ASSISTANT: The price is only 100.

USER: Ok, you can proceed with booking.

ASSISTANT: Your booking is done.

USER: I appreciate your help. Thank you.

ASSISTANT: Thanks for reaching us. Have a nice day.

USER: You are welcome.