You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Carol Thomas.

ASSISTANT: How can I help you?

USER: Can you please help me in booking a flight ticket from IAD to ATL?

ASSISTANT: Carol Thomas, please provide your travel dates.

USER: My travel dates are Oct 16th and Oct 18th.

ASSISTANT: Do you have any preferences?

USER: I need a lay by.

ASSISTANT: Ok, flight-1010 is available in JetBlue ailines with single connection and the flight fare is 200. Can I proceed?

USER: Ok, proceed.

ASSISTANT: Your booking is confirmed.

USER: Thank you.

ASSISTANT: Thank you for choosing us.