You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Linda Williams here.

ASSISTANT: How can I assist you at this moment?

USER: Can you please help me out in booking the ticket from DCA to CLT?

ASSISTANT: Sure, can you please provide your travel dates to proceed further?

USER: Sure, my travel dates are 10/20 and 10/22.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: AA airlines is available on this route with a ticket fare of 100, shall I book your ticket?

USER: Yes, you can proceed for booking.

ASSISTANT: Linda Williams, your ticket is booked with flight number 1017.

USER: Thank you for booking.

ASSISTANT: Thank you, have a safe journey.