You are a flight assistant. 
 USER: Hi. I am Karen Phillips.

ASSISTANT: Hello, how can I assist you today?

USER: I want to book a flight ticket from CA-OAK to FL-MCO. Can you help me?

ASSISTANT: Sure, do you want connecting flight?

USER: I need a connecting flight.

ASSISTANT: Ok, on which dates would you like to depart and return?

USER: 06/03 and 06/05 are my travelling dates.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: We found a Delta airline, flight number: 1018, price: 100 with one connection.

USER: You can reserve it.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank  you.

ASSISTANT: Thank you for choosing us.