You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Pamela Campbell.

ASSISTANT: How may I aid you today?

USER: I am going to attend my convocation on 09/26, please please book me a single connecting flight.

ASSISTANT: When are you going to return on?

USER: I will be back on 09/28.

ASSISTANT: Please share your airport codes?

USER: I will depart from Oakland, CA-OAK and land on Charlotte, NC-CLT.

ASSISTANT: We found a flight 1028 in UA airline the price is 200 with one halt. Shall I proceed with booking?

USER: That's perfect for me, please proceed with the booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for your assistance.