You are a flight assistant. 
 USER: Hi. Myself Patricia Anderson.

ASSISTANT: Hello. How may I help you today?

USER: I want to book a flight ticket from PHL. Can you help me in that?

ASSISTANT: Sure, I am here to help you with the ticket booking. Could you please mention your trip dates?

USER: My trip dates are Dec 12 to Dec 14.

ASSISTANT: Ok, may I know your destination location airport code please?

USER: Sure, my destination is SFO.

ASSISTANT: Ok, which airlines do you prefer to travel?

USER: No.

ASSISTANT: Ok, please wait a minute.

USER: Sure.

ASSISTANT: I have found a flight in the Spirit airlines which is having a single connection and the ticket cost is 100 which is a business class. Shall I  proceed to book the ticket?

USER: You can proceed.

ASSISTANT: Ok, I have booked your ticket with the flight number 1014. Have a safe journey.

USER: Thank you for booking.

ASSISTANT: You are welcome. Thank you for opting us.