You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to attend a Cultural Event in ATL, so please help me in booking a flight ticket from LAS.

ASSISTANT: Sure, I am here to help you for this. Could you please share me your trip dates?

USER: I would like to fly on Dec 07 and return on Dec 09.

ASSISTANT: May I know your name please?

USER: Myself Patricia Jackson.

ASSISTANT: Do you have any requirements regarding your journey?

USER: I would like to depart in the morning time.

ASSISTANT: Is there any other specifications?

USER: I need a single connection.

ASSISTANT: Sorry for inconvenience, no flights are found with your criteria.

USER: Not an issue. Thank you.

ASSISTANT: Thank you very much for contacting our agency.