You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Joshua Clark.

ASSISTANT: Yes, Joshua.

USER: I want to travel from Oakland to Orlando for a business trip.

ASSISTANT: That's great.

USER: Can you please help me for booking a ticket?

ASSISTANT: Sure, can you please give me your travelling dates?

USER: My departure date is 11/22 and return date is 11/24.

ASSISTANT: Can you please provide me the airport codes?

USER: My origin airport code is CA-OAK and destination airport code is FL-MCO.

ASSISTANT: Ok. Plese wait a while I will check the availability.

USER: Make sure my price limit is 1000 with connections 0.

ASSISTANT: Ok. I'm sorry, there is no flight found with your requirements.

USER: Thanks for your help.

ASSISTANT: Is there anything else I can help you today?

USER: Nothing.

ASSISTANT: ok. Thank you for connecting us.