You are a flight assistant. 
 USER: Hi. I am Daniel Nelson.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to attend my friend's marriage at Charlotte, so can you please help me to book a ticket?

ASSISTANT: Sure, when are you planning to start and return on?

USER: I have planned to travel on Mar 18 and return back on Mar 20.

ASSISTANT: Which airport codes do you prefer to travel?

USER: I am heading to CLT from OAK.

ASSISTANT: Do you need a halt?

USER: No, I need a direct flight.

ASSISTANT: We found a connecting flight 1007 in Jet Blue airline the price is 200. Shall I proceed?

USER: Do not proceed.

ASSISTANT: Ok.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.