You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Larry Turner, I need help to book a flight from Atlanta, GA-ATL to attend a meeting. Can you book a flight?

ASSISTANT: Sure, may I know travel dates?

USER: I will travel on 04/14 and return on 04/16.

ASSISTANT: Where would you like to go?

USER: My destination is Charlotte, NC-CLT.

ASSISTANT: We found a flight on your details with airline UA, flight number: 1010. Shall I book this ticket?

USER: Sure.

ASSISTANT: Your ticket has been booked.

USER: Thank you for helping me.

ASSISTANT: Thank you.