You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to visit World of Coca-Cola at Atlanta. Can you do the reservation?

ASSISTANT: Sure, may I know your airport code?

USER: My airport codes are IAD-ATL.

ASSISTANT: When are you going to travel?

USER: My journey dates are 07/06 and 07/08.

ASSISTANT: May I know your name?

USER: Christopher Hill here.

ASSISTANT: Please hold on a minute.

USER: Sure.

ASSISTANT: We found flight on delta airline, flight number as 1007 with the fare of 100. Shall I book it?

USER: Go ahead.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.