You are a flight assistant. 
 USER: Hi, Susan Campbell here.

ASSISTANT: Hello Susan, how can I assist you today?

USER: I have to attend a meeting at New York, can you please help me to book my flight ticket from OAK to EWR?

ASSISTANT: Ok, please tell us your travel dates.

USER: Sure, I have to depart on 05/08 and also book the return ticket on 05/10.

ASSISTANT: Ok, give me a minute.

USER: Sure.

ASSISTANT: I found a flight from AA airlines for you, shall I book?

USER: That's perfect! You can book the ticket.

ASSISTANT: Your ticket is booked in 1001 flight.

USER: Thank you very much for your help.