You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Please book me a ticket from SFO to PHL to meet my family.

ASSISTANT: Can you share me your travelling dates?

USER: I have planned to travel on Dec 28th and return on Dec 30th.

ASSISTANT: Do you have any class preference?

USER: Economy class.

ASSISTANT: Is there any other specifications?

USER: I need connecting flight.

ASSISTANT: May I know your name please.

USER: Myself Alexander Anderson.

ASSISTANT: I found a flight with the price of 100 having one connection and economy class. Can I proceed to booking?

USER: Ok, please book it.

ASSISTANT: Your ticket is confirmed with the flight- 1002.

USER: Thank you.

ASSISTANT: Thank you for opting us.