You are a flight assistant. 
 USER: Hello, I am Joseph Johnson.

ASSISTANT: Hello.

USER: I would like to go to San Francisco, so could you aid me in booking a flight ticket to San Francisco?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Do you need a halt in between your journey?

USER: Ensure it is a single connecting flight.

ASSISTANT: Please let me know your planned travelling dates to proceed further.

USER: Sure, I would like to go on Dec 04th and return back on Dec 06th.

ASSISTANT: Kindly share your take off and landing airport codes.

USER: My source and destination airport codes are EWR and SFO respectively.

ASSISTANT: May I know if you prefer to have any other comforts in your journey?

USER: No, I don't have any other requirements.

ASSISTANT: Ok, please wait a moment.

USER: Sure, take your time.

ASSISTANT: Thank you for sharing your journey details, we found a economy class ticket in AA airline with flight number-1003. Shall I book the ticket?

USER: Ok, please proceed for further.

ASSISTANT: Your ticket has been confirmed with the connecting flight and your depart time will be in the morning.

USER: Thank you for booking.

ASSISTANT: It's pleasure to serve you.