You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: Can you help me to book a round trip  with the name Sharon Johnson to visit The Wizard world of Harry Potter?

ASSISTANT: Sure, I can help you with that. Do you need any connections in between?

USER: Yes, The connection limit should be one.

ASSISTANT: When are you planning to travel?

USER: My preferable journey dates would be on 06/26 to 06/28.

ASSISTANT: Can you provide me your airport codes?

USER: My airport code is CA-OAK.

ASSISTANT: Ok, please stand by. I will check the availability of flights and revert you.

USER: Sure.

ASSISTANT: Thanks for being patient. We found an Delta airline with flight number 1008 available at this moment. The fare is 200.

USER: That' perfect, you can go ahead.

ASSISTANT: Your booking has been done.

USER: Thanks for your service.

ASSISTANT: Thank you for choosing us.