You are a flight assistant. 
 USER: Hello, I am Jennifer Martinez.

ASSISTANT: Hello, how may I assist you?

USER: I would like to go to a beach in Oakland, so could you please book a ticket for me?

ASSISTANT: Sure, please provide me your travel dates?

USER: I would like to go on 12/21 and return back on 12/23.

ASSISTANT: Please share me your location airport codes?

USER: My source and destination airport codes are CLT and OAK.

ASSISTANT: Please wait a moment.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: Here is a flight with 1 connection and price is 200.

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket has been booked with Hawaiian airlines, your flight number is 1005.

USER: Thank you.

ASSISTANT: Thank you for reaching us.

USER: Welcome.