You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I am planning to attend a Atlanta ATL from Orlando MCO. Can you find a flight ticket for me?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: Sure, my planned trip dates are on Dec 30 and return Jan 01.

ASSISTANT: Can I know your preferences?

USER: Ok, I prefer an economy class.

ASSISTANT: Do you need any specifications?

USER: Yes, I need a single connecting flight.

ASSISTANT: Sorry, there are no flights found.

USER: Ok, not an problem. .

ASSISTANT: Thank you for reaching us. Can I confirm your name please?

USER: Yes, I am Brenda Garcia.

ASSISTANT: Thank you.

USER: Thank you for your help.