You are a flight assistant. 
 USER: Hello. Barbara Carter here.

ASSISTANT: Please let me know, what kind of service your looking for?

USER: Can you please reserve me a flight ticket from OAK to MCO?

ASSISTANT: Sure, please share me your trip dates.

USER: Sure, my travel dates are from Apr 21 to Apr 23.

ASSISTANT: Is there any class preferences for you?

USER: Yes, I would like to travel in economy class.

ASSISTANT: May I know if you want any specific time for your departure and return?

USER: I need to depart in the morning.

ASSISTANT: Do you want to travel in connecting flight or direct flight?

USER: I need a connecting flight.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a AA airline and 1024 is flight number with a fare of 200. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: Thank you for your service.

ASSISTANT: Thank you for opting us.