You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: Can you help me to book a flight ticket from OAK to LAX.

ASSISTANT: Sure, I am perky to help you. May I know your travel dates?

USER: My travel dates are Dec 29 and Dec 31.

ASSISTANT: Do you have any connection limit?

USER: Yes, I have an single connection.

ASSISTANT: May I know about your requirements?

USER: I would like to return back in the evening time.

ASSISTANT: Let me know your name to proceed.

USER: My name is David Scott.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: JetBlue airlines is providing you the connecting flight, which departs at 20 PM and arrives at 23 PM. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been reserved with flight 1016.

USER: Thank you.

ASSISTANT: My pleasure.