You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Catherine Davis.

ASSISTANT: How can I help you at this moment?

USER: I have a business conference meeting at Boston. Can you please help me in reserving the ticket from OAK to BOS?

ASSISTANT: Sure, I will help you with that. Could you please mention your preferable travel dates for booking flight ticket?

USER: I am willing to travel on Nov 04 and again I will return back on Nov 06.

ASSISTANT: Is there any additional preferences do you have?

USER: I am mostly prefer for single connection, I can afford only 1000. Can you please check for this?

ASSISTANT: Delta airline is ready to serve you with 1 connection with a minimum fare of 200 is available for you. Shall I confirm this economy class flight ticket?

USER: Yes, please go ahead and reserve the ticket.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1000.

USER: Thank you very much for reserving the ticket.

ASSISTANT: You are welcome Catherine Davis.