You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Carol Harris, want to book my ticket from PHL. Can you please help me in this?

ASSISTANT: Sure, may I know your trip dates please?

USER: My travelling dates are from 11/16 to 11/18.

ASSISTANT: There is a flight which can travel to your region having a single lay out in between your journey having a ticket fare of 200 which is provided by UA airlines. Would you like to book this flight for your journey?

USER: Please proceed with the booking.

ASSISTANT: Ok, your ticket is booked with the flight number 1021.

USER: Thank you so much.

ASSISTANT: Thank you for approaching us.