You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you today?

USER: I want to book a ticket from OAK to PHL, can you help me?

ASSISTANT: Sure, can you please mention with your dates of journey?

USER: My travel dates are Dec 18 and 20.

ASSISTANT: May I know your good name please?

USER: I am Debra Miller.

ASSISTANT: Please wait for a moment.

USER: Sure, I prefer a connecting flight.

ASSISTANT: Do you need any other help from my side please?

USER: I have provided all my requirements.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: I found a connecting flight of fare 100 with the Delta airline, shall I proceed with this ticket booking?

USER: Yes, please.

ASSISTANT: Ok, I have confirmed your ticket with the flight number 1015.

USER: Thank you for booking.

ASSISTANT: You are welcome, have a safe journey.