You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today from my end?

USER: Alexander Jackson here. Can you please help me in booking a flight ticket from CLT to OAK?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: Thank you, my trip dates are 02/21 - 02/23.

ASSISTANT: Do you have any requirement?

USER: I need a single connection.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Here is an economy class in JetBlue airlines, can I proceed with it?

USER: Please reserve.

ASSISTANT: Your ticket has been booked with 1005 flight.

USER: Thank you.

ASSISTANT: Thank you for reaching us.