You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I would like to reserve flight ticket from LAX to OAK, can you please help me?

ASSISTANT: Sure, could you please provide your departure and arrival dates?

USER: Sure, my planned travelling dates are Sep, 19 and 21 respectively.

ASSISTANT: Are you looking for any preferred connections?

USER: Yes, flight has to be with single connection.

ASSISTANT: Do you have any other specification to be met?

USER: No, thank you for asking.

ASSISTANT: Let me know your name to proceed further?

USER: Daniel Anderson here.

ASSISTANT: We found a Delta airlines, flight number-1021 class-economy connections-1 and fare is 100. Shall I Proceed with the booking?

USER: Please proceed for booking.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.