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

ASSISTANT: Hello, how can I be a help for you today?

USER: I have a Swimming competition in Oakland.Can you please help me for booking a ticket?

ASSISTANT: Sure, can you provide the travelling dates that you planned to travel?

USER: My departure date is 05/27 and return date is 05/29.

ASSISTANT: May I know your source and destination airport codes?

USER: My airport codes are from FL-MCO to CA-OAK. Make sure my connections limit is 1. My price limit is 200.

ASSISTANT: Yes, there is a flight from AA airlines available for your request.

USER: Please proceed for booking.

ASSISTANT: Your booking is confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you for contacting our service.