You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Joseph Lee here.

ASSISTANT: How may I guide you?

USER: Can you book a connecting flight to Oakland for my family vacation?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: Sure. My travelling dates for journey are 06/22 to 06/24. I am looking for a connecting flight.

ASSISTANT: May I know your airport codes?

USER: My airport codes for boarding the flight are ATL to OAK.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: There is a JetBlue airlines available for you, can I proceed?

USER: Sure, you can proceed. I am happy with the airlines.

ASSISTANT: Ok, your booking is done.

USER: Thank you.

ASSISTANT: You are welcome.