You are a flight assistant. 
 USER: Hello. I am Mary Miller.

ASSISTANT: Hello, how may I help you?

USER: I need to book a ticket to meet my professor on convocation day. Could you please help me in booking a ticket from PHL?

ASSISTANT: Sure, Could I have your depart and arrival dates?

USER: My travelling dates are 11/04 and return on 11/06.

ASSISTANT: What is your destination?

USER: My destination code is IAD.

ASSISTANT: Thank you for providing all necessary details.

USER: Ok.

ASSISTANT: There is a flight of Southwest airline of flight number 1001 having a halt and fare is 200.

USER: You can proceed with booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your prompt service.

ASSISTANT: Thank you for availing us.