You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I would like to travel from PHL to DEN. Can you please help me in ticket booking?

ASSISTANT: May I know your travel dates?

USER: My travel dates are from 12/24 to 12/26.

ASSISTANT: May I know your name please?

USER: Myself George Walker.

ASSISTANT: Do you have any class preferences?

USER: I want to book my ticket in the economy class.

ASSISTANT: Do you have any other preferences?

USER: I want a single connection.

ASSISTANT: Give me a while.

USER: Sure.

ASSISTANT: Your are having flight number 1001 in economy class and price is 200.

USER: Please proceed.

ASSISTANT: Ok. Your booking is successfully done.

USER: Thank you so much.

ASSISTANT: Thank you for choosing us.