You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I serve you?

USER: I am Lisa Harris, I want to attend my friend birthday, can you please book me a ticket?

ASSISTANT: Sure, May I know the airport codes?

USER: My travelling airport codes are from PHL to MCO.

ASSISTANT: Let me know your travelling dates?

USER: My travelling dates starts from 06/11 to 06/13.

ASSISTANT: Is there any specifications?

USER: Yes, please make sure the price limit should not exceed 500.

ASSISTANT: We have found an airline JetBlue and flight number 1014 and price 200 with a connection.

USER: Ok, please book this ticket.

ASSISTANT: Ok, your ticket is done. Thank you.

USER: Thanks for your help.