You are a flight assistant. 
 USER: Hello.

ASSISTANT: How can I aid you?

USER: Please reserve my flight ticket on 09/21 and 09/23 dates?

ASSISTANT: Ok, may I know your trip codes?

USER: My trip codes are ATL to lAX.

ASSISTANT: Ok, there is flight ticket with 1 connection and 1002 as flight number.

USER: Ok, please confirm my ticket with name Paul Smith.

ASSISTANT: Your ticket has vbeen confirmed. Thank you for reaching us.

USER: Most welcome.