You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Karen Walker.

ASSISTANT: How can I assist you?

USER: Can you please book a flight ticket from ATL to IAH?

ASSISTANT: Sure, may I know your journey dates please?

USER: Sure, I need to travel on dates of 08/13 and 08/15.

ASSISTANT: Wait for a while please.

USER: Sure, take your time.

ASSISTANT: There is a flight for you in AA airlines providing single connection flight with the ticket fare of 100, shall I proceed with the booking?

USER: That is fine, please proceed with booking.

ASSISTANT: Your ticket is booked with the flight-1020.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.